{"id":2307,"date":"2025-01-02T05:41:41","date_gmt":"2025-01-02T05:41:41","guid":{"rendered":"https:\/\/bmsicl.in\/?p=2307"},"modified":"2025-01-02T05:41:41","modified_gmt":"2025-01-02T05:41:41","slug":"ncert-solutions-for-class-12-physics-chapter-13-nuclei","status":"publish","type":"post","link":"https:\/\/www.reilsolar.com\/library\/ncert-solutions-for-class-12-physics-chapter-13-nuclei\/","title":{"rendered":"\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940 \u0938\u094b\u0932\u0942\u0936\u0928\u094d\u0938 \u0915\u094d\u0932\u093e\u0938 12 \u092d\u094c\u0924\u093f\u0915\u0940 \u091a\u0948\u092a\u094d\u091f\u0930 13 \u0928\u093e\u092d\u093f\u0915"},"content":{"rendered":"

\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940 \u0938\u092e\u093e\u0927\u093e\u0928 \u0915\u0915\u094d\u0937\u093e 12 \u092d\u094c\u0924\u093f\u0915\u0940 \u0905\u0927\u094d\u092f\u093e\u092f 13 \u0928\u093e\u092d\u093f\u0915\u00a0\u0915\u0915\u094d\u0937\u093e 12 \u092d\u094c\u0924\u093f\u0915\u0940 \u0915\u0947 \u0932\u093f\u090f \u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940 \u0938\u092e\u093e\u0927\u093e\u0928\u00a0\u0915\u093e \u0939\u093f\u0938\u094d\u0938\u093e \u0939\u0948\u0902\u00a0\u00a0\u0964\u00a0\u092f\u0939\u093e\u0902 \u0939\u092e\u0928\u0947 \u0926\u093f\u092f\u093e \u0939\u0948\u0964\u00a0\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940 \u0938\u094b\u0932\u0942\u0936\u0928\u094d\u0938 \u0915\u094d\u0932\u093e\u0938 12 \u092d\u094c\u0924\u093f\u0915\u0940 \u091a\u0948\u092a\u094d\u091f\u0930 13 \u0928\u093e\u092d\u093f\u0915<\/p>\n

NCERT Solutions for Class 12 Physics Chapter 13 Nuclei<\/h2>\n\n\n\n\n\n\n\n\n\n\n
\u0924\u0916\u093c\u094d\u0924\u093e<\/strong><\/td>\n\u0938\u0940\u092c\u0940\u090f\u0938\u0908<\/td>\n<\/tr>\n
\u092a\u093e\u0920\u092f\u092a\u0941\u0938\u094d\u0924\u0915<\/strong><\/td>\nNCERT<\/td>\n<\/tr>\n
\u0915\u0915\u094d\u0937\u093e<\/strong><\/td>\n\u0915\u0915\u094d\u0937\u093e 12<\/td>\n<\/tr>\n
\u0935\u093f\u0937\u092f<\/strong><\/td>\n\u092d\u094c\u0924\u093f\u0915 \u0935\u093f\u091c\u094d\u091e\u093e\u0928<\/td>\n<\/tr>\n
\u0905\u0927\u094d\u092f\u093e\u092f<\/strong><\/td>\n\u0905\u0927\u094d\u092f\u093e\u092f 13<\/td>\n<\/tr>\n
\u0905\u0927\u094d\u092f\u093e\u092f \u0915\u093e \u0928\u093e\u092e<\/strong><\/td>\n\u0928\u093e\u092d\u093f\u0915<\/td>\n<\/tr>\n
\u0939\u0932 \u0915\u093f\u090f \u0917\u090f \u092a\u094d\u0930\u0936\u094d\u0928\u094b\u0902 \u0915\u0940 \u0938\u0902\u0916\u094d\u092f\u093e<\/strong><\/td>\n31<\/td>\n<\/tr>\n
\u0936\u094d\u0930\u0947\u0923\u0940<\/strong><\/td>\nNCERT Solutions<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u092a\u094d\u0930\u0936\u094d\u0928 1.<\/strong>
\n(a) \u0932\u0940\u0925\u093f\u092f\u092e \u0915\u0947 \u0926\u094b \u0938\u094d\u0925\u093e\u092f\u0940 \u0938\u092e\u0938\u094d\u0925\u093e\u0928\u093f\u0915<\/span>6<\/span><\/span><\/span>3<\/span><\/span><\/span><\/span>\u090f\u0932\u00a0<\/span>\u092e\u0948\u0902<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0924\u0925\u093e\u00a0<\/span>7<\/span><\/span><\/span>3<\/span><\/span><\/span><\/span>\u090f\u0932\u00a0<\/span>\u092e\u0948\u0902<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0915\u094d\u0930\u092e\u0936\u0903 7.5% \u0914\u0930 92.5% \u0915\u0940 \u092c\u0939\u0941\u0924\u093e\u092f\u0924 \u0939\u0948\u0964\u00a0\u0907\u0928 \u0938\u092e\u0938\u094d\u0925\u093e\u0928\u093f\u0915\u094b\u0902 \u0915\u093e \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0915\u094d\u0930\u092e\u0936\u0903 6.01512 u \u0914\u0930 7.01600 u \u0939\u0948\u0964\u00a0\u0932\u093f\u0925\u093f\u092f\u092e \u0915\u093e \u092a\u0930\u092e\u093e\u0923\u0941 \u092d\u093e\u0930 \u091c\u094d\u091e\u093e\u0924 \u0915\u0940\u091c\u093f\u090f\u0964
\n(\u092c\u0940) \u092c\u094b\u0930\u0949\u0928 \u0915\u0947 \u0926\u094b \u0938\u094d\u0925\u093f\u0930 \u0906\u0907\u0938\u094b\u091f\u094b\u092a \u0939\u0948\u0902<\/span>10<\/span><\/span><\/span>5<\/span><\/span><\/span><\/span>\u090f\u0932\u00a0<\/span>\u092e\u0948\u0902<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0924\u0925\u093e\u00a0<\/span>1 1<\/span><\/span><\/span>5<\/span><\/span><\/span><\/span>\u090f\u0932\u00a0<\/span>\u092e\u0948\u0902<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0.\u00a0<\/sup>\u0909\u0928\u0915\u093e \u0938\u0902\u092c\u0902\u0927\u093f\u0924 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 10.01294 u \u0914\u0930 11.00931 u \u0939\u0948 \u0914\u0930 \u092c\u094b\u0930\u0949\u0928 \u0915\u093e \u092a\u0930\u092e\u093e\u0923\u0941 \u092d\u093e\u0930 10.811 u \u0939\u0948\u0964\u00a0\u092c\u0939\u0941\u0924\u093e\u092f\u0924 \u0915\u093e \u092a\u0924\u093e \u0932\u0917\u093e\u090f\u0902<\/span>10<\/span><\/span><\/span>5<\/span><\/span><\/span><\/span>\u090f\u0932\u00a0<\/span>\u092e\u0948\u0902<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0924\u0925\u093e
\n<\/span>1 1<\/span><\/span><\/span>5<\/span><\/span><\/span><\/span>\u090f\u0932\u00a0<\/span>\u092e\u0948\u0902<\/span><\/span><\/span><\/span><\/span><\/span>
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n(\u090f)<\/strong>\u00a0\u0932\u093f\u0925\u093f\u092f\u092e \u0915\u093e \u092a\u0930\u092e\u093e\u0923\u0941 \u092d\u093e\u0930
\n\"\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940
\n
\n\u092a\u094d\u0930\u0936\u094d\u0928 2.<\/strong>
\n\u0928\u093f\u092f\u0949\u0928 \u0915\u0947 \u0924\u0940\u0928 \u0938\u094d\u0925\u093f\u0930 \u0938\u092e\u0938\u094d\u0925\u093e\u0928\u093f\u0915:<\/span>10<\/span><\/span><\/span>20<\/span><\/span><\/span><\/span>\u090f\u0928<\/span>\u0907<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0924\u0925\u093e\u00a0<\/span>10<\/span><\/span><\/span>22<\/span><\/span><\/span><\/span>\u090f\u0928<\/span>\u0907<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u00a0\u0915\u094d\u0930\u092e\u0936\u0903 90.51%, 0.27% \u0914\u0930 9.22% \u0915\u0940 \u092c\u0939\u0941\u0924\u093e\u092f\u0924 \u0939\u0948\u0964\u00a0\u0924\u0940\u0928 \u0938\u092e\u0938\u094d\u0925\u093e\u0928\u093f\u0915\u094b\u0902 \u0915\u0947 \u092a\u0930\u092e\u093e\u0923\u0941 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0915\u094d\u0930\u092e\u0936\u0903 19.99 u, 20.99 u \u0914\u0930 21.99 u \u0939\u0948\u0902\u0964\u00a0\u0928\u093f\u092f\u0949\u0928 \u0915\u093e \u0914\u0938\u0924 \u092a\u0930\u092e\u093e\u0923\u0941 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u091c\u094d\u091e\u093e\u0924 \u0915\u0940\u091c\u093f\u090f\u0964
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 3.<\/strong>
\n\u090f\u0915 \u0928\u093e\u0907\u091f\u094d\u0930\u094b\u091c\u0928 \u0928\u093e\u092d\u093f\u0915 \u0915\u0940 \u092c\u093e\u0927\u094d\u092f\u0915\u093e\u0930\u0940 \u090a\u0930\u094d\u091c\u093e \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0915\u0930\u0947\u0902 (<\/span>14<\/span><\/span><\/span>7<\/span><\/span><\/span><\/span>\u090f\u0928<\/span><\/span><\/span><\/span><\/span><\/span>) \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0921\u0947\u091f\u093e \u0938\u0947:
\n\u090f\u092e\u00a0\u090f\u091a<\/sub>\u00a0= 1.00783 \u092f\u0942
\n\u090f\u092e\u00a0\u090f\u0928<\/sub>\u00a0= 1.00867 \u092f\u0942
\n\u090f\u092e\u00a0\u090f\u0928<\/sub>\u00a0= 14.00307 \u092f\u0942
\n\u092e\u0947\u0935 \u092e\u0947\u0902 \u0905\u092a\u0928\u093e \u091c\u0935\u093e\u092c \u0926\u0947\u0902\u0964
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 4.<\/strong>
\n\u0928\u093e\u092d\u093f\u0915\u094b\u0902 \u0915\u0940 \u092c\u0902\u0927\u0928 \u090a\u0930\u094d\u091c\u093e \u091c\u094d\u091e\u093e\u0924 \u0915\u0940\u091c\u093f\u090f<\/span>56<\/span><\/span><\/span>26<\/span><\/span><\/span><\/span>\u090f\u092b<\/span>\u0907<\/span><\/span><\/span><\/span><\/span><\/span>\u0914\u0930
\n\u0915\u0940 \u0907\u0915\u093e\u0907\u092f\u094b\u0902 \u092e\u0947\u0902<\/span>209<\/span><\/span><\/span>83<\/span><\/span><\/span><\/span>\u092c\u0940\u00a0<\/span>\u092e\u0948\u0902<\/span><\/span><\/span><\/span><\/span><\/span>\u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0921\u0947\u091f\u093e \u0938\u0947:
\n\u090f\u092e\u00a0\u090f\u091a<\/sub>\u00a0\u00a0=1007825\u092f\u0942
\n\u090f\u092e\u00a0\u090f\u0928<\/sub>\u00a0=1008665\u092f\u0942
\n\u092e\u0940\u091f\u0930 (<\/span>56<\/span><\/span><\/span>26<\/span><\/span><\/span><\/span>\u090f\u092b<\/span>\u0907<\/span><\/span><\/span><\/span><\/span><\/span>)= 55.934939 \u092f\u0942
\n\u090f\u092e (<\/span>209<\/span><\/span><\/span>83<\/span><\/span><\/span><\/span>\u092c\u0940\u00a0<\/span>\u092e\u0948\u0902<\/span><\/span><\/span><\/span><\/span><\/span>)
\n\u092a\u094d\u0930\u0924\u093f \u0928\u094d\u092f\u0942\u0915\u094d\u0932\u093f\u092f\u0949\u0928 \u0915\u093f\u0938 \u0928\u093e\u092d\u093f\u0915 \u092e\u0947\u0902 \u0905\u0927\u093f\u0915 \u092c\u093e\u0927\u094d\u092f\u0915\u093e\u0930\u0940 \u090a\u0930\u094d\u091c\u093e \u0939\u094b\u0924\u0940 \u0939\u0948?
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940<\/p>\n

<\/div>\n

\u092a\u094d\u0930\u0936\u094d\u0928 5.<\/strong>
\n\u090f\u0915 \u0938\u093f\u0915\u094d\u0915\u0947 \u0915\u093e \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 3.0 g \u0939\u0948\u0964\u00a0\u0938\u092d\u0940 \u0928\u094d\u092f\u0942\u091f\u094d\u0930\u0949\u0928 \u0914\u0930 \u092a\u094d\u0930\u094b\u091f\u0949\u0928 \u0915\u094b \u090f\u0915 \u0926\u0942\u0938\u0930\u0947 \u0938\u0947 \u0905\u0932\u0917 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u092a\u0930\u092e\u093e\u0923\u0941 \u090a\u0930\u094d\u091c\u093e \u0915\u0940 \u0917\u0923\u0928\u093e \u0915\u0930\u0947\u0902\u0964\u00a0\u0938\u093e\u0926\u0917\u0940 \u0915\u0947 \u0932\u093f\u090f \u092e\u093e\u0928 \u0932\u0947\u0902 \u0915\u093f \u0938\u093f\u0915\u094d\u0915\u093e \u092a\u0942\u0930\u0940 \u0924\u0930\u0939 \u0938\u0947 \u092c\u0928\u093e \u0939\u0948<\/span>63<\/span><\/span><\/span>29<\/span><\/span><\/span><\/span>\u0938\u0940<\/span>\u0924\u0941\u092e<\/span><\/span><\/span><\/span><\/span><\/span>\u092a\u0930\u092e\u093e\u0923\u0941 (\u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 62.92960 \u092f\u0942)\u0964\u00a0\u092a\u094d\u0930\u094b\u091f\u0949\u0928 \u0914\u0930 \u0928\u094d\u092f\u0942\u091f\u094d\u0930\u0949\u0928 \u0915\u0947 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0915\u094d\u0930\u092e\u0936\u0903 1.00783 u \u0914\u0930 1.00867 u \u0939\u0948\u0902\u0964
\n\u0909\u0924\u094d\u0924\u0930:
\n<\/strong>\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 6.<\/strong>
\n:
\n<\/strong>(a) \u0915\u0947 \u03b1-\u0915\u094d\u0937\u092f \u0915\u0947\u0932\u093f\u090f \u092a\u0930\u092e\u093e\u0923\u0941 \u0938\u092e\u0940\u0915\u0930\u0923 \u0932\u093f\u0916\u093f\u090f<\/strong><\/span>226<\/span><\/span><\/span>\u096e\u096c<\/span><\/span><\/span><\/span>\u0906\u0930\u00a0<\/span>\u090f<\/span><\/span><\/span><\/span><\/span><\/span>
\n(\u092c\u0940) \u0915\u0947 \u03b2\u00a0– –<\/sup>\u00a0\u0915\u094d\u0937\u092f<\/span>32<\/span><\/span><\/span>15<\/span><\/span><\/span><\/span>\u092a\u0940<\/span><\/span><\/span><\/span><\/span><\/span>
\n(\u0938\u0940) \u03b2\u00a0+ – \u0915\u093e<\/sup>\u00a0\u0915\u094d\u0937\u092f\u00a0<\/span>1 1<\/span><\/span><\/span>6<\/span><\/span><\/span><\/span>\u092a\u0940<\/span><\/span><\/span><\/span><\/span><\/span>
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 7.<\/strong>
\n\u090f\u0915 \u0930\u0947\u0921\u093f\u092f\u094b\u0927\u0930\u094d\u092e\u0940 \u0938\u092e\u0938\u094d\u0925\u093e\u0928\u093f\u0915 \u0915\u0940 \u0905\u0930\u094d\u0927-\u0906\u092f\u0941 T \u0935\u0930\u094d\u0937 \u0939\u094b\u0924\u0940 \u0939\u0948\u0964\u00a0\u0915\u093f\u0924\u0928\u0947 \u0938\u092e\u092f \u0915\u0947 \u092c\u093e\u0926 \u0907\u0938\u0915\u0940 \u0917\u0924\u093f\u0935\u093f\u0927\u093f \u0907\u0938\u0915\u0940 \u092e\u0942\u0932 \u0917\u0924\u093f\u0935\u093f\u0927\u093f \u0915\u0947 3.125% \u0924\u0915 \u0915\u092e \u0939\u094b \u091c\u093e\u0924\u0940 \u0939\u0948 (\u092c\u0940) \u092e\u0942\u0932 \u092e\u0942\u0932\u094d\u092f \u0915\u093e 1%?
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 8.<\/strong>
\n\u0915\u093e\u0930\u094d\u092c\u0928 \u0915\u0947 \u092a\u094d\u0930\u0924\u094d\u092f\u0947\u0915 \u0917\u094d\u0930\u093e\u092e \u0915\u0947 \u0932\u093f\u090f \u091c\u0940\u0935\u093f\u0924 \u0915\u093e\u0930\u094d\u092c\u0928 \u092f\u0941\u0915\u094d\u0924 \u092a\u0926\u093e\u0930\u094d\u0925 \u0915\u0940 \u0938\u093e\u092e\u093e\u0928\u094d\u092f \u0917\u0924\u093f\u0935\u093f\u0927\u093f \u0932\u0917\u092d\u0917 15 \u0915\u094d\u0937\u092f \u092a\u094d\u0930\u0924\u093f \u092e\u093f\u0928\u091f \u092a\u093e\u0908 \u091c\u093e\u0924\u0940 \u0939\u0948\u0964\u00a0\u092f\u0939 \u0917\u0924\u093f\u0935\u093f\u0927\u093f \u0930\u0947\u0921\u093f\u092f\u094b\u0927\u0930\u094d\u092e\u0940 \u0915\u0947 \u091b\u094b\u091f\u0947 \u0905\u0928\u0941\u092a\u093e\u0924 \u0938\u0947 \u0909\u0924\u094d\u092a\u0928\u094d\u0928 \u0939\u094b\u0924\u0940 \u0939\u0948<\/span>14<\/span><\/span><\/span>6<\/span><\/span><\/span><\/span>\u0938\u0940<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0938\u094d\u0925\u093f\u0930 \u0915\u093e\u0930\u094d\u092c\u0928 \u0938\u092e\u0938\u094d\u0925\u093e\u0928\u093f\u0915 \u0915\u0947 \u0938\u093e\u0925 \u0909\u092a\u0938\u094d\u0925\u093f\u0924
\n<\/span>6<\/span><\/span><\/span>12<\/span><\/span><\/span><\/span>\u0938\u0940<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u091c\u092c \u091c\u0940\u0935 \u092e\u0930 \u091c\u093e\u0924\u093e \u0939\u0948, \u0924\u094b \u0935\u093e\u0924\u093e\u0935\u0930\u0923 \u0915\u0947 \u0938\u093e\u0925 \u0909\u0938\u0915\u0940 \u0905\u0902\u0924\u0903\u0915\u094d\u0930\u093f\u092f\u093e (\u091c\u094b \u0909\u092a\u0930\u094b\u0915\u094d\u0924 \u0938\u0902\u0924\u0941\u0932\u0928 \u0917\u0924\u093f\u0935\u093f\u0927\u093f \u0915\u094b \u092c\u0928\u093e\u090f \u0930\u0916\u0924\u0940 \u0939\u0948) \u092c\u0902\u0926 \u0939\u094b \u091c\u093e\u0924\u0940 \u0939\u0948 \u0914\u0930 \u0909\u0938\u0915\u0940 \u0917\u0924\u093f\u0935\u093f\u0927\u093f \u0915\u092e \u0939\u094b\u0928\u0947 \u0932\u0917\u0924\u0940 \u0939\u0948\u0964\u00a0\u091c\u094d\u091e\u093e\u0924 \u0905\u0930\u094d\u0927-\u091c\u0940\u0935\u0928 (5730 \u0935\u0930\u094d\u0937) \u0938\u0947<\/span>14<\/span><\/span><\/span>6<\/span><\/span><\/span><\/span>\u0938\u0940<\/span><\/span><\/span><\/span><\/span><\/span>, \u0914\u0930 \u092e\u093e\u092a\u0940 \u0917\u0908 \u0917\u0924\u093f\u0935\u093f\u0927\u093f, \u0928\u092e\u0942\u0928\u0947 \u0915\u0940 \u0906\u092f\u0941 \u0915\u093e \u0932\u0917\u092d\u0917 \u0905\u0928\u0941\u092e\u093e\u0928 \u0932\u0917\u093e\u092f\u093e \u091c\u093e \u0938\u0915\u0924\u093e \u0939\u0948\u0964\u00a0\u092f\u0939 \u0915\u093e \u0938\u093f\u0926\u094d\u0927\u093e\u0902\u0924 \u0939\u0948<\/span>14<\/span><\/span><\/span>6<\/span><\/span><\/span><\/span>\u0938\u0940<\/span><\/span><\/span><\/span><\/span><\/span>\u092a\u0941\u0930\u093e\u0924\u0924\u094d\u0935 \u092e\u0947\u0902 \u0907\u0938\u094d\u0924\u0947\u092e\u093e\u0932 \u0921\u0947\u091f\u093f\u0902\u0917.\u00a0\u092e\u093e\u0928 \u0932\u0940\u091c\u093f\u090f \u092e\u094b\u0939\u0928\u091c\u094b\u0926\u0921\u093c\u094b \u0915\u093e \u090f\u0915 \u0928\u092e\u0942\u0928\u093e \u0915\u093e\u0930\u094d\u092c\u0928 \u0915\u0947 \u092a\u094d\u0930\u0924\u093f \u0917\u094d\u0930\u093e\u092e 9 \u0915\u094d\u0937\u092f \u092a\u094d\u0930\u0924\u093f \u092e\u093f\u0928\u091f \u0915\u0940 \u0917\u0924\u093f\u0935\u093f\u0927\u093f \u0926\u0947\u0924\u093e \u0939\u0948\u0964\u00a0\u0938\u093f\u0902\u0927\u0941-\u0918\u093e\u091f\u0940 \u0938\u092d\u094d\u092f\u0924\u093e \u0915\u0940 \u0905\u0928\u0941\u092e\u093e\u0928\u093f\u0924 \u0906\u092f\u0941 \u0915\u093e \u0905\u0928\u0941\u092e\u093e\u0928 \u0932\u0917\u093e\u090f\u0902\u0964
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 9.<\/strong>
\n\u0915\u0940 \u0930\u093e\u0936\u093f \u091c\u094d\u091e\u093e\u0924 \u0915\u0940\u091c\u093f\u090f<\/span>60<\/span><\/span><\/span>\u0968\u096d<\/span><\/span><\/span><\/span>\u0938\u0940<\/span>\u0939\u0947<\/span><\/span><\/span><\/span><\/span><\/span>8.0 \u090f\u092e\u0938\u0940\u0906\u0908 \u0936\u0915\u094d\u0924\u093f \u0915\u093e \u0930\u0947\u0921\u093f\u092f\u094b\u0927\u0930\u094d\u092e\u0940 \u0938\u094d\u0930\u094b\u0924 \u092a\u094d\u0930\u0926\u093e\u0928 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u0939\u0948\u0964\u00a0\u0906\u0927\u093e \u091c\u0940\u0935\u0928<\/span>60<\/span><\/span><\/span>\u0968\u096d<\/span><\/span><\/span><\/span>\u0938\u0940<\/span>\u0939\u0947<\/span><\/span><\/span><\/span><\/span><\/span>5.3 \u0935\u0930\u094d\u0937 \u0939\u0948\u0964
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"NCERT
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 10.<\/strong>
\n\u0915\u093e \u0906\u0927\u093e \u091c\u0940\u0935\u0928<\/span>90<\/span><\/span><\/span>38<\/span><\/span><\/span><\/span>\u090f\u0938<\/span>\u0906\u0930<\/span><\/span><\/span><\/span><\/span><\/span>28 \u0935\u0930\u094d\u0937 \u0939\u0948\u0964\u00a0\u0907\u0938 \u0906\u0907\u0938\u094b\u091f\u094b\u092a \u0915\u0940 15 \u092e\u093f\u0932\u0940\u0917\u094d\u0930\u093e\u092e \u0915\u0940 \u0935\u093f\u0918\u091f\u0928 \u0926\u0930 \u0915\u094d\u092f\u093e \u0939\u0948?
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 11.<\/strong>
\n\u0938\u094d\u0935\u0930\u094d\u0923 \u0938\u092e\u0938\u094d\u0925\u093e\u0928\u093f\u0915 \u0915\u0940 \u0928\u093e\u092d\u093f\u0915\u0940\u092f \u0924\u094d\u0930\u093f\u091c\u094d\u092f\u093e\u0913\u0902 \u0915\u093e \u0905\u0928\u0941\u092a\u093e\u0924 \u0932\u0917\u092d\u0917 \u091c\u094d\u091e\u093e\u0924 \u0915\u0940\u091c\u093f\u090f<\/span>\u0967\u096f\u096d<\/span><\/span><\/span>79<\/span><\/span><\/span><\/span>\u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f\u00a0<\/span>\u092f\u0942<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0914\u0930 \u091a\u093e\u0902\u0926\u0940 \u0915\u093e \u0938\u092e\u0938\u094d\u0925\u093e\u0928\u093f\u0915\u00a0<\/span>\u0967\u0966\u096d<\/span><\/span><\/span>47<\/span><\/span><\/span><\/span>\u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f\u00a0<\/span>\u092f\u0942<\/span><\/span><\/span><\/span><\/span><\/span>.
\n\u0909\u0924\u094d\u0924\u0930:
\n\"\u0915\u0915\u094d\u0937\u093e
\n<\/strong><\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 12.
\n<\/strong>\"\u0915\u0915\u094d\u0937\u093e
\n\u0909\u0924\u094d\u0924\u0930:
\n\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e
\n<\/strong><\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 13.
\n<\/strong>\"\u0915\u0915\u094d\u0937\u093e
\n\u0909\u0924\u094d\u0924\u0930:
\n\"\u0915\u0915\u094d\u0937\u093e
\n<\/strong>\u092f\u0939\u093e\u0901 m\u00a0N \u0915\u093e<\/sub>\u00a0\u0905\u0930\u094d\u0925 \u0924\u0924\u094d\u0935 \u092f\u093e \u0915\u0923 \u0915\u093e \u0928\u093e\u092d\u093f\u0915\u0940\u092f \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0939\u0948\u0964\u00a0\u0915\u094d\u092f\u0942 \u092e\u093e\u0928 \u0915\u094b \u092a\u0930\u092e\u093e\u0923\u0941 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0935\u094d\u092f\u0915\u094d\u0924 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f, 6 \u092e\u0940\u091f\u0930\u00a0\u0908<\/sub>\u00a0\u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0915\u094b \u092a\u0930\u092e\u093e\u0923\u0941 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0938\u0947 \u0918\u091f\u093e\u0928\u093e \u092a\u0921\u093c\u0924\u093e \u0939\u0948<\/span>1 1<\/span><\/span><\/span>6<\/span><\/span><\/span><\/span>\u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f\u00a0<\/span>\u092f\u0942<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0<\/sub>\u0914\u0930 5 m\u00a0e<\/sub>\u00a0\u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0939\u094b\u0928\u093e \u091a\u093e\u0939\u093f\u090f\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 14.<\/strong>
\n\u0915\u0947\u0928\u094d\u0926\u094d\u0930\u0915<\/span>23<\/span><\/span><\/span>10<\/span><\/span><\/span><\/span>\u090f\u0928<\/span>\u0907<\/span><\/span><\/span><\/span><\/span><\/span>\u03b2~ \u0909\u0924\u094d\u0938\u0930\u094d\u091c\u0928 \u0938\u0947 \u0915\u094d\u0937\u092f \u0939\u094b\u0924\u093e \u0939\u0948\u0964\u00a0p-\u0915\u094d\u0937\u092f \u0938\u092e\u0940\u0915\u0930\u0923 \u0932\u093f\u0916\u093f\u090f \u0914\u0930 \u0909\u0924\u094d\u0938\u0930\u094d\u091c\u093f\u0924 \u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u0949\u0928\u094b\u0902 \u0915\u0940 \u0905\u0927\u093f\u0915\u0924\u092e \u0917\u0924\u093f\u091c \u090a\u0930\u094d\u091c\u093e \u091c\u094d\u091e\u093e\u0924 \u0915\u0940\u091c\u093f\u090f\u0964\u00a0\u0926\u093f\u092f\u093e \u0917\u092f\u093e \u0939\u0948 \u0915\u093f:
\n\u090f\u092e (<\/span>23<\/span><\/span><\/span>10<\/span><\/span><\/span><\/span>\u090f\u0938<\/span>\u0906\u0930<\/span><\/span><\/span><\/span><\/span><\/span>) = \u0968\u0968.\u096f\u096f\u096a\u096a\u096c\u096c \u092f\u0942
\n\u090f\u092e (<\/span>23<\/span><\/span><\/span>1 1<\/span><\/span><\/span><\/span>\u090f\u0938<\/span>\u0906\u0930<\/span><\/span><\/span><\/span><\/span><\/span>) = 22.989770 \u092f\u0942.
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 15.<\/strong>
\n\u092a\u0930\u092e\u093e\u0923\u0941 \u0905\u092d\u093f\u0915\u094d\u0930\u093f\u092f\u093e A + b \u21d2 C + d \u0915\u093e Q \u092e\u093e\u0928 [Q = mA<\/sub>+ mb<\/sub>-mc<\/sub>– md<\/sub>] c2<\/sup>\u0926\u094d\u0935\u093e\u0930\u093e \u092a\u0930\u093f\u092d\u093e\u0937\u093f\u0924 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948,\u091c\u0939\u093e\u0902 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u092a\u0930\u092e\u093e\u0923\u0941 \u0935\u093f\u0930\u093e\u092e \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0915\u094b \u0938\u0902\u0926\u0930\u094d\u092d\u093f\u0924 \u0915\u0930\u0924\u093e \u0939\u0948\u0964\u00a0\u0926\u093f\u090f \u0917\u090f \u0921\u0947\u091f\u093e \u0938\u0947 \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u093f\u0924 \u0915\u0930\u0947\u0902 \u0915\u093f \u0915\u094d\u092f\u093e \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u092a\u094d\u0930\u0924\u093f\u0915\u094d\u0930\u093f\u092f\u093e\u090f\u0902 \u090f\u0915\u094d\u091c\u093c\u094b\u0925\u093f\u0930\u094d\u092e\u093f\u0915 \u092f\u093e \u090f\u0902\u0921\u094b\u0925\u0930\u094d\u092e\u093f\u0915 \u0939\u0948\u0902\u0964
\n\"\u0915\u0915\u094d\u0937\u093e
\n\u0909\u0924\u094d\u0924\u0930:
\n<\/strong>\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e
\n\"\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 16.<\/strong>
\n\u092e\u093e\u0928 \u0932\u0940\u091c\u093f\u090f, \u0939\u092e a \u0915\u0947 \u0935\u093f\u0916\u0902\u0921\u0928 \u0915\u0947 \u092c\u093e\u0930\u0947 \u092e\u0947\u0902 \u0938\u094b\u091a\u0924\u0947 \u0939\u0948\u0902<\/span>56<\/span><\/span><\/span>26<\/span><\/span><\/span><\/span>\u090f\u092b<\/span>\u0907<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0915\u0947\u0928\u094d\u0926\u094d\u0930\u0915 \u0915\u094b \u0926\u094b \u092c\u0930\u093e\u092c\u0930 \u092d\u093e\u0917\u094b\u0902 \u092e\u0947\u0902 \u0935\u093f\u092d\u093e\u091c\u093f\u0924 \u0915\u0930\u0924\u093e \u0939\u0948, \u092f\u0926\u093f\u00a0<\/span>28<\/span><\/span><\/span>\u0967\u0969<\/span><\/span><\/span><\/span>\u090f\u0915\u00a0<\/span>\u0932\u0940<\/span><\/span><\/span><\/span><\/span><\/span>.\u00a0\u0915\u094d\u092f\u093e \u0935\u093f\u0916\u0902\u0921\u0928 \u090a\u0930\u094d\u091c\u093e\u0935\u093e\u0928 \u0930\u0942\u092a \u0938\u0947 \u0938\u0902\u092d\u0935 \u0939\u0948?\u00a0\u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e \u0915\u093e Q \u0928\u093f\u0915\u093e\u0932\u0915\u0930 \u0924\u0930\u094d\u0915 \u0915\u0930\u0947\u0902\u0964\u00a0\u0926\u093f\u092f\u093e \u0917\u092f\u093e, \u092e\u0940 (<\/span>56<\/span><\/span><\/span>26<\/span><\/span><\/span><\/span>\u090f\u092b<\/span>\u0907<\/span><\/span><\/span><\/span><\/span><\/span>) = \u096b\u096b.\u096f\u0969\u096a\u096f\u096a \u092f\u0942 \u0914\u0930 \u090f\u092e (<\/span>28<\/span><\/span><\/span>\u0967\u0969<\/span><\/span><\/span><\/span>\u090f\u0915\u00a0<\/span>\u0932\u0940<\/span><\/span><\/span><\/span><\/span><\/span>)= 27.98191
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e
\n\u092a\u094d\u0930\u0936\u094d\u0928 17.<\/strong>
\n\u0915\u0947 \u0935\u093f\u0916\u0902\u0921\u0928 \u0917\u0941\u0923<\/span>239<\/span><\/span><\/span>94<\/span><\/span><\/span><\/span>\u092a\u0940<\/span>\u0924\u0941\u092e<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0915\u0947 \u092c\u0939\u0941\u0924 \u0938\u092e\u093e\u0928 \u0939\u0948\u0902\u00a0<\/span>\u0968\u0969\u096b<\/span><\/span><\/span>92<\/span><\/span><\/span><\/span>\u0924\u0941\u092e<\/span><\/span><\/span><\/span><\/span><\/span>\u092f\u0942\u00a0\u092a\u094d\u0930\u0924\u093f \u0935\u093f\u0916\u0902\u0921\u0928 \u091c\u093e\u0930\u0940 \u0914\u0938\u0924 \u090a\u0930\u094d\u091c\u093e 180 MeV \u0939\u0948\u0964\u00a0MeV \u092e\u0947\u0902 \u0915\u093f\u0924\u0928\u0940 \u090a\u0930\u094d\u091c\u093e \u0928\u093f\u0915\u0932\u0924\u0940 \u0939\u0948, \u092f\u0926\u093f 1 \u0915\u093f\u0932\u094b \u0936\u0941\u0926\u094d\u0927 \u092e\u0947\u0902 \u0938\u092d\u0940 \u092a\u0930\u092e\u093e\u0923\u0941
\n<\/span>239<\/span><\/span><\/span>94<\/span><\/span><\/span><\/span>\u092a\u0940<\/span>\u0924\u0941\u092e<\/span><\/span><\/span><\/span><\/span><\/span>\u0935\u093f\u0916\u0902\u0921\u0928 \u0938\u0947 \u0917\u0941\u091c\u0930\u0928\u093e?
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

Question 18.<\/strong>
\n\u090f\u0915 1000 \u092e\u0947\u0917\u093e\u0935\u093e\u091f \u0915\u093e \u0935\u093f\u0916\u0902\u0921\u0928 \u0930\u093f\u090f\u0915\u094d\u091f\u0930 \u0905\u092a\u0928\u0947 \u0906\u0927\u0947 \u0908\u0902\u0927\u0928 \u0915\u0940 \u0916\u092a\u0924 5.00 y \u092e\u0947\u0902 \u0915\u0930\u0924\u093e \u0939\u0948\u0964\u00a0\u0915\u093f\u0924\u0928\u093e
\n<\/span>\u0968\u0969\u096b<\/span><\/span><\/span>92<\/span><\/span><\/span><\/span>\u0924\u0941\u092e<\/span><\/span><\/span><\/span><\/span><\/span>\u0915\u094d\u092f\u093e \u0907\u0938\u092e\u0947\u0902 \u0936\u0941\u0930\u0942 \u092e\u0947\u0902 \u0936\u093e\u092e\u093f\u0932 \u0925\u093e?\u00a0\u092e\u093e\u0928 \u0932\u0947\u0902 \u0915\u093f \u0909\u0924\u094d\u092a\u0928\u094d\u0928 \u0938\u092d\u0940 \u090a\u0930\u094d\u091c\u093e \u0915\u0947 \u0935\u093f\u0916\u0902\u0921\u0928 \u0938\u0947 \u0909\u0924\u094d\u092a\u0928\u094d\u0928 \u0939\u094b\u0924\u0940 \u0939\u0948<\/span>\u0968\u0969\u096b<\/span><\/span><\/span>92<\/span><\/span><\/span><\/span>\u0924\u0941\u092e<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0914\u0930 \u092f\u0939 \u0915\u093f \u0935\u093f\u0916\u0902\u0921\u0928 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e \u0926\u094d\u0935\u093e\u0930\u093e \u0907\u0938 \u0928\u094d\u092f\u0942\u0915\u094d\u0932\u093e\u0907\u0921 \u0915\u093e \u0909\u092a\u092d\u094b\u0917 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"NCERT
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 19.<\/strong>
\n2.0 \u0915\u093f\u0917\u094d\u0930\u093e \u0921\u094d\u092f\u0942\u091f\u0947\u0930\u093f\u092f\u092e \u0915\u0947 \u0938\u0902\u0932\u092f\u0928 \u0938\u0947 100 \u0935\u093e\u091f \u0915\u0947 \u0935\u093f\u0926\u094d\u092f\u0941\u0924 \u0932\u0948\u092e\u094d\u092a \u0915\u094b \u0915\u093f\u0924\u0928\u0947 \u0938\u092e\u092f \u0924\u0915 \u091c\u0932\u0924\u0947 \u0930\u0916\u093e \u091c\u093e \u0938\u0915\u0924\u093e \u0939\u0948?\u00a0\u0938\u0902\u0932\u092f\u0928 \u092a\u094d\u0930\u0924\u093f\u0915\u094d\u0930\u093f\u092f\u093e \u0915\u094b\u00a0\u0909\u0924\u094d\u0924\u0930 \u0915\u0947<\/strong>\u00a0\u0930\u0942\u092a \u092e\u0947\u0902 \u0932\u093f\u092f\u093e \u091c\u093e \u0938\u0915\u0924\u093e \u0939\u0948
\n\"\u0915\u0915\u094d\u0937\u093e
\n:<\/strong>
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 20.<\/strong>
\n\u0926\u094b \u0921\u094d\u092f\u0942\u091f\u0930\u0949\u0928\u094b\u0902 \u0915\u0947 \u091f\u0915\u0930\u093e\u0928\u0947 \u092a\u0930 \u0938\u093f\u0930 \u0915\u0947 \u0932\u093f\u090f \u0915\u0942\u0932\u092e\u094d\u092c \u092c\u0948\u0930\u093f\u092f\u0930 \u0915\u0940 \u090a\u0901\u091a\u093e\u0908 \u0915\u0940 \u0917\u0923\u0928\u093e \u0915\u0940\u091c\u093f\u090f\u0964\u00a0\u0921\u094d\u092f\u0942\u091f\u0947\u0930\u0949\u0928 \u0915\u0940 \u092a\u094d\u0930\u092d\u093e\u0935\u0940 \u0924\u094d\u0930\u093f\u091c\u094d\u092f\u093e 2.0 fm \u0932\u0940 \u091c\u093e \u0938\u0915\u0924\u0940 \u0939\u0948\u0964
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\u091f\u0915\u094d\u0915\u0930 \u0938\u0947 \u092a\u0939\u0932\u0947 \u0926\u094b \u0921\u094d\u092f\u0942\u091f\u094d\u0930\u0949\u0928 \u0915\u0940 \u092a\u094d\u0930\u093e\u0930\u0902\u092d\u093f\u0915 \u092f\u093e\u0902\u0924\u094d\u0930\u093f\u0915 \u090a\u0930\u094d\u091c\u093e E,
\nE = 2 KE\u0926\u094d\u0935\u093e\u0930\u093e \u0926\u0940 \u0917\u0908 \u0939\u0948
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 21.<\/strong>
\n\u0938\u0902\u092c\u0902\u0927 R = R0\u00a0<\/sub>A1\/3 \u0938\u0947<\/sup>, \u091c\u0939\u093e\u0902 R0\u00a0<\/sub>\u090f\u0915 \u0938\u094d\u0925\u093f\u0930\u093e\u0902\u0915 \u0939\u0948 \u0914\u0930 A \u0928\u093e\u092d\u093f\u0915 \u0915\u0940 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0938\u0902\u0916\u094d\u092f\u093e \u0939\u0948, \u0926\u0930\u094d\u0936\u093e\u0907\u090f \u0915\u093f \u0928\u093e\u092d\u093f\u0915\u0940\u092f \u092a\u0926\u093e\u0930\u094d\u0925 \u0915\u093e \u0918\u0928\u0924\u094d\u0935 \u0932\u0917\u092d\u0917 \u0938\u094d\u0925\u093f\u0930 \u0939\u0948 (\u0905\u0930\u094d\u0925\u093e\u0924 A \u0938\u0947 \u0938\u094d\u0935\u0924\u0902\u0924\u094d\u0930)
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 22.<\/strong>\u00a0\u090f\u0915 \u0928\u093e\u092d\u093f\u0915 \u0938\u0947
\n\u03b2+<\/sup>(\u092a\u0949\u091c\u093c\u093f\u091f\u094d\u0930\u0949\u0928) \u0909\u0924\u094d\u0938\u0930\u094d\u091c\u0928 \u0915\u0947 \u0932\u093f\u090f, \u090f\u0915 \u0905\u0928\u094d\u092f \u092a\u094d\u0930\u0924\u093f\u0938\u094d\u092a\u0930\u094d\u0927\u0940 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e \u0939\u0948 \u091c\u093f\u0938\u0947 \u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u0949\u0928 \u0915\u0948\u092a\u094d\u091a\u0930 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u091c\u093e\u0928\u093e \u091c\u093e\u0924\u093e \u0939\u0948 (\u090f\u0915 \u0906\u0902\u0924\u0930\u093f\u0915 \u0915\u0915\u094d\u0937\u093e \u0938\u0947 \u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u0949\u0928, \u091c\u0948\u0938\u0947, K- \u0936\u0947\u0932, \u0928\u093e\u092d\u093f\u0915 \u0926\u094d\u0935\u093e\u0930\u093e \u0915\u092c\u094d\u091c\u093e \u0915\u0930 \u0932\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948 \u0914\u0930 \u090f\u0915 \u0928\u094d\u092f\u0942\u091f\u094d\u0930\u093f\u0928\u094b \u0909\u0924\u094d\u0938\u0930\u094d\u091c\u093f\u0924 \u0939\u094b\u0924\u093e \u0939\u0948)\u0964
\n\"\u0915\u0915\u094d\u0937\u093e
\n\u0926\u093f\u0916\u093e\u090f\u0901 \u0915\u093f \u092f\u0926\u093f \u03b2+<\/sup>\u00a0\u0909\u0924\u094d\u0938\u0930\u094d\u091c\u0928 \u0915\u094b \u090a\u0930\u094d\u091c\u093e\u0935\u093e\u0928 \u0930\u0942\u092a \u0938\u0947 \u0905\u0928\u0941\u092e\u0924\u093f \u0926\u0940 \u091c\u093e\u0924\u0940 \u0939\u0948, \u0924\u094b \u0906\u0935\u0936\u094d\u092f\u0915 \u0930\u0942\u092a \u0938\u0947 \u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u0949\u0928 \u0915\u0948\u092a\u094d\u091a\u0930 \u0915\u0940 \u0905\u0928\u0941\u092e\u0924\u093f \u0939\u0948 \u0932\u0947\u0915\u093f\u0928 \u0907\u0938\u0915\u0947 \u0935\u093f\u092a\u0930\u0940\u0924 \u0928\u0939\u0940\u0902
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

Question 23.<\/strong>
\n\u090f\u0915 \u0906\u0935\u0930\u094d\u0924 \u0938\u093e\u0930\u0923\u0940 \u092e\u0947\u0902 \u092e\u0948\u0917\u094d\u0928\u0940\u0936\u093f\u092f\u092e \u0915\u093e \u0914\u0938\u0924 \u092a\u0930\u092e\u093e\u0923\u0941 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 24.312 u \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0926\u093f\u092f\u093e \u0917\u092f\u093e \u0939\u0948\u0964\u00a0\u0914\u0938\u0924 \u092e\u0942\u0932\u094d\u092f \u092a\u0943\u0925\u094d\u0935\u0940 \u092a\u0930 \u0909\u0928\u0915\u0947 \u0938\u093e\u092a\u0947\u0915\u094d\u0937 \u092a\u094d\u0930\u093e\u0915\u0943\u0924\u093f\u0915 \u092c\u0939\u0941\u0924\u093e\u092f\u0924 \u092a\u0930 \u0906\u0927\u093e\u0930\u093f\u0924 \u0939\u0948\u0964\u00a0\u0924\u0940\u0928 \u0938\u092e\u0938\u094d\u0925\u093e\u0928\u093f\u0915 \u0914\u0930 \u0909\u0928\u0915\u0947 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0939\u0948\u0902<\/span>24<\/span><\/span><\/span>12<\/span><\/span><\/span><\/span>\u090f\u092e<\/span>\u091c\u0940<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0(\u0968\u0969.\u096f\u096e\u096b\u0966\u096a\u092f\u0942), ?\u00a0<\/span>25<\/span><\/span><\/span>12<\/span><\/span><\/span><\/span>\u090f\u092e<\/span>\u091c\u0940<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0(\u0968\u096a.\u096f\u096e\u096b\u096e\u096a) \u0914\u0930\u00a0<\/span>26<\/span><\/span><\/span>12<\/span><\/span><\/span><\/span>\u090f\u092e<\/span>\u091c\u0940<\/span><\/span><\/span><\/span><\/span><\/span>(\u0968\u096b.\u096f\u096e\u0968\u096b\u096f\u092f\u0942)\u0964\u00a0\u0915\u0940 \u092a\u094d\u0930\u093e\u0915\u0943\u0924\u093f\u0915 \u092c\u0939\u0941\u0924\u093e\u092f\u0924<\/span>24<\/span><\/span><\/span>12<\/span><\/span><\/span><\/span>\u090f\u092e<\/span>\u091c\u0940<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0938\u0947 78.99% \u0939\u0948\u0964\u00a0\u0905\u0928\u094d\u092f \u0926\u094b \u0938\u092e\u0938\u094d\u0925\u093e\u0928\u093f\u0915\u094b\u0902 \u0915\u0940 \u092c\u0939\u0941\u0924\u093e\u092f\u0924 \u0915\u0940 \u0917\u0923\u0928\u093e \u0915\u0930\u0947\u0902\u0964
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

Question 24.<\/strong>
\n\u0928\u094d\u092f\u0942\u091f\u094d\u0930\u0949\u0928 \u092a\u0943\u0925\u0915\u094d\u0915\u0930\u0923 \u090a\u0930\u094d\u091c\u093e \u0915\u094b \u0928\u093e\u092d\u093f\u0915 \u0938\u0947 \u0928\u094d\u092f\u0942\u091f\u094d\u0930\u0949\u0928 \u0915\u094b \u0928\u093f\u0915\u093e\u0932\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u090a\u0930\u094d\u091c\u093e \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u092a\u0930\u093f\u092d\u093e\u0937\u093f\u0924 \u0915\u093f\u092f\u093e \u0917\u092f\u093e \u0939\u0948\u0964\u00a0\u0928\u093e\u092d\u093f\u0915 \u0915\u0940 \u0928\u094d\u092f\u0942\u091f\u094d\u0930\u0949\u0928 \u092a\u0943\u0925\u0915\u094d\u0915\u0930\u0923 \u090a\u0930\u094d\u091c\u093e \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0915\u0930\u0947\u0902<\/span>24<\/span><\/span><\/span>12<\/span><\/span><\/span><\/span>\u0938\u0940<\/span>\u090f<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0924\u0925\u093e\u00a0<\/span>\u0968\u096d<\/span><\/span><\/span>\u0967\u0969<\/span><\/span><\/span><\/span>\u090f\u0915\u00a0<\/span>\u0932\u0940<\/span><\/span><\/span><\/span><\/span><\/span>\u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0921\u0947\u091f\u093e \u0938\u0947:
\n\"\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 25.
\n<\/strong>\"\u0915\u0915\u094d\u0937\u093e
\n\u0909\u0924\u094d\u0924\u0930:
\n\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e<\/strong><\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 26.<\/strong>
\n\u0915\u0941\u091b \u092a\u0930\u093f\u0938\u094d\u0925\u093f\u0924\u093f\u092f\u094b\u0902 \u092e\u0947\u0902, \u090f\u0915 \u03b1-\u0915\u0923 \u0938\u0947 \u0905\u0927\u093f\u0915 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0935\u093e\u0932\u0947 \u0915\u0923 \u0915\u093e \u0909\u0924\u094d\u0938\u0930\u094d\u091c\u0928 \u0915\u0930\u0915\u0947 \u090f\u0915 \u0928\u093e\u092d\u093f\u0915 \u0915\u094d\u0937\u092f \u0939\u094b \u0938\u0915\u0924\u093e \u0939\u0948\u0964\u00a0\u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0915\u094d\u0937\u092f \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e\u0913\u0902 \u092a\u0930 \u0935\u093f\u091a\u093e\u0930 \u0915\u0930\u0947\u0902:
\n\"\u0915\u0915\u094d\u0937\u093e
\n(\u090f)<\/strong>\u00a0\u0907\u0928 \u0915\u094d\u0937\u092f \u0915\u0947 \u0932\u093f\u090f \u0915\u094d\u092f\u0942 \u092e\u0942\u0932\u094d\u092f\u094b\u0902 \u0915\u0940 \u0917\u0923\u0928\u093e \u0915\u0930\u0947\u0902 \u0914\u0930 \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u093f\u0924 \u0915\u0930\u0947\u0902 \u0915\u093f \u0926\u094b\u0928\u094b\u0902 \u090a\u0930\u094d\u091c\u093e\u0935\u093e\u0928 \u0930\u0942\u092a \u0938\u0947 \u0938\u0902\u092d\u0935 \u0939\u0948\u0902\u0964
\n(\u092c\u0940) \u03b1-\u0915\u0923 \u0915\u0947 \u0932\u093f\u090f \u0915\u0942\u0932\u092e\u094d\u092c \u092c\u093e\u0927\u093e \u090a\u0902\u091a\u093e\u0908
\n\"\u0915\u0915\u094d\u0937\u093e
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e
\n\"\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940
\n\"NCERT<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 27.<\/strong>
\n\u0915\u0947 \u0935\u093f\u0916\u0902\u0921\u0928 \u092a\u0930 \u0935\u093f\u091a\u093e\u0930 \u0915\u0940\u091c\u093f\u090f<\/span>239<\/span><\/span><\/span>92<\/span><\/span><\/span><\/span>\u0924\u0941\u092e<\/span><\/span><\/span><\/span><\/span><\/span>\u0924\u0947\u091c\u0940 \u0938\u0947 \u0928\u094d\u092f\u0942\u091f\u094d\u0930\u0949\u0928 \u0926\u094d\u0935\u093e\u0930\u093e\u0964\u00a0\u090f\u0915 \u0935\u093f\u0916\u0902\u0921\u0928 \u0918\u091f\u0928\u093e \u092e\u0947\u0902, \u0915\u094b\u0908 \u0928\u094d\u092f\u0942\u091f\u094d\u0930\u0949\u0928 \u0909\u0924\u094d\u0938\u0930\u094d\u091c\u093f\u0924 \u0928\u0939\u0940\u0902 \u0939\u094b\u0924\u093e \u0939\u0948 \u0914\u0930 \u0905\u0902\u0924\u093f\u092e \u0938\u094d\u0925\u093f\u0930 \u0905\u0902\u0924 \u0909\u0924\u094d\u092a\u093e\u0926, \u092a\u094d\u0930\u093e\u0925\u092e\u093f\u0915 \u0905\u0902\u0936\u094b\u0902 \u0915\u0947 \u092c\u0940\u091f\u093e-\u0915\u094d\u0937\u092f \u0915\u0947 \u092c\u093e\u0926, \u0939\u094b\u0924\u0947 \u0939\u0948\u0902<\/span>140<\/span><\/span><\/span>58<\/span><\/span><\/span><\/span>\u0938\u0940<\/span>\u0907<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u0924\u0925\u093e\u00a0<\/span>99<\/span><\/span><\/span>44<\/span><\/span><\/span><\/span>\u0906\u0930\u00a0<\/span>\u092f\u0942<\/span><\/span><\/span><\/span><\/span><\/span>.\u00a0\u0907\u0938 \u0935\u093f\u0916\u0902\u0921\u0928 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e \u0915\u0947 \u0932\u093f\u090f Q \u0915\u0940 \u0917\u0923\u0928\u093e \u0915\u0930\u0947\u0902\u0964\u00a0\u092a\u094d\u0930\u093e\u0938\u0902\u0917\u093f\u0915 \u092a\u0930\u092e\u093e\u0923\u0941 \u0914\u0930 \u0915\u0923 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928\u00a0\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 28.<\/strong>
\n\u0938\u092e\u0940\u0915\u0930\u0923 \u092e\u0947\u0902 \u0926\u0940 \u0917\u0908 DT \u0905\u092d\u093f\u0915\u094d\u0930\u093f\u092f\u093e (\u0921\u094d\u092f\u0942\u091f\u0947\u0930\u093f\u092f\u092e-\u091f\u094d\u0930\u093f\u091f\u093f\u092f\u092e-\u0938\u0902\u0932\u092f\u0928) \u092a\u0930 \u0935\u093f\u091a\u093e\u0930 \u0915\u0940\u091c\u093f\u090f\u0964\u00a0:
\n<\/strong>\"\u0915\u0915\u094d\u0937\u093e
\n(\u092c\u0940)<\/strong>\u0921\u094d\u092f\u0942\u091f\u0947\u0930\u093f\u092f\u092e \u0914\u0930 \u091f\u094d\u0930\u093f\u091f\u093f\u092f\u092e \u0926\u094b\u0928\u094b\u0902 \u0915\u0940 \u0924\u094d\u0930\u093f\u091c\u094d\u092f\u093e \u0932\u0917\u092d\u0917 1.5 fm \u092a\u0930 \u0935\u093f\u091a\u093e\u0930 \u0915\u0930\u0947\u0902\u0964\u00a0\u0915\u0942\u0932\u092e\u094d\u092c \u092a\u094d\u0930\u0924\u093f\u0915\u0930\u094d\u0937\u0923 \u0915\u094b \u0926\u0942\u0930 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u0917\u0924\u093f\u091c \u090a\u0930\u094d\u091c\u093e \u0915\u094d\u092f\u093e \u0939\u0948?\u00a0\u092a\u094d\u0930\u0924\u093f\u0915\u094d\u0930\u093f\u092f\u093e \u0936\u0941\u0930\u0942 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0917\u0948\u0938\u094b\u0902 \u0915\u094b \u0915\u093f\u0938 \u0924\u093e\u092a\u092e\u093e\u0928 \u092a\u0930 \u0917\u0930\u094d\u092e \u0915\u093f\u092f\u093e \u091c\u093e\u0928\u093e \u091a\u093e\u0939\u093f\u090f?
\n\u0909\u0924\u094d\u0924\u0930<\/strong>
\n\u092a\u094d\u0930\u0936\u094d\u0928 \u092e\u0947\u0902 \u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0938\u0947,
\n\"\u0915\u0915\u094d\u0937\u093e
\nmN<\/sub>, \u0915\u094b\u0937\u094d\u0920\u0915 \u092e\u0947\u0902 \u0926\u093f\u090f \u0917\u090f \u0924\u0924\u094d\u0935 \u0915\u0947 \u092a\u0930\u092e\u093e\u0923\u0941 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0914\u0930 mn<\/sub>= \u0928\u094d\u092f\u0942\u091f\u094d\u0930\u0949\u0928 \u0915\u0947 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0915\u094b\u0926\u0930\u094d\u0936\u093e\u0924\u093e \u0939\u0948\u0964\u00a0\u092f\u0926\u093f \u092e\u0947\u0902 \u092a\u0930\u092e\u093e\u0923\u0941 \u0926\u094d\u0930\u0935\u094d\u092f\u092e\u093e\u0928 \u0915\u093e \u092a\u094d\u0930\u0924\u093f\u0928\u093f\u0927\u093f\u0924\u094d\u0935 \u0915\u0930\u0924\u093e \u0939\u0948, \u0924\u094b
\n\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e
\n\u092a\u094d\u0930\u0936\u094d\u0928 29\u0964<\/strong>
\n\u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0915\u094d\u0937\u092f \u092f\u094b\u091c\u0928\u093e \u092e\u0947\u0902 p-\u0915\u0923\u094b\u0902 \u0915\u0940 \u0905\u0927\u093f\u0915\u0924\u092e \u0917\u0924\u093f\u091c \u090a\u0930\u094d\u091c\u093e \u0914\u0930 y \u0915\u094d\u0937\u092f \u0915\u0947 \u0932\u093f\u090f \u0935\u093f\u0915\u093f\u0930\u0923 \u0906\u0935\u0943\u0924\u094d\u0924\u093f\u092f\u094b\u0902 \u0915\u094b \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0915\u0930\u0947\u0902\u0964\u00a0\u0906\u092a\u0915\u094b \u0926\u093f\u092f\u093e \u0917\u092f\u093e \u0939\u0948 \u0915\u093f
\nm (198 .)<\/sup>Au) = \u0967\u096f\u096d.\u096f\u096c\u096e\u0968\u0969\u0969 u
\nm (\u00a0\u0967\u096f\u096e<\/sup>\u00a0Hg) = \u0967\u096f\u096d.\u096f\u096c\u096c\u096d\u096c\u0966 u
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\u0915\u0947 \u092a\u0930\u093f\u0935\u0930\u094d\u0924\u0928 \u0915\u0947 \u0932\u093f\u090f \u091c\u093e\u0930\u0940 \u0915\u0941\u0932 \u090a\u0930\u094d\u091c\u093e<\/span>198<\/span><\/span><\/span>79<\/span><\/span><\/span><\/span>\u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f\u00a0<\/span>\u092f\u0942<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0\u092a\u094d\u0930\u0924\u093f\u00a0<\/span>198<\/span><\/span><\/span>80<\/span><\/span><\/span><\/span>\u0924\u0941\u092e<\/span><\/span><\/span><\/span><\/span><\/span>\u00a0-\u0915\u093f\u0930\u0923\u094b\u0902 \u0915\u0940 \u090a\u0930\u094d\u091c\u093e\u0913\u0902 \u092a\u0930 \u0935\u093f\u091a\u093e\u0930 \u0915\u0930\u0915\u0947 \u092a\u093e\u092f\u093e \u091c\u093e \u0938\u0915\u0924\u093e \u0939\u0948\u0964\u00a0\u0939\u092e \u0938\u092c\u0938\u0947 \u092a\u0939\u0932\u0947 \u0909\u0924\u094d\u0938\u0930\u094d\u091c\u093f\u0924 -\u0915\u093f\u0930\u0923\u094b\u0902 \u0915\u0940 \u0906\u0935\u0943\u0924\u094d\u0924\u093f\u092f\u094b\u0902 \u0915\u093e \u092a\u0924\u093e \u0932\u0917\u093e\u0924\u0947 \u0939\u0948\u0902\u0964
\n\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e
\n
\n\u092a\u094d\u0930\u0936\u094d\u0928 30.<\/strong>
\n(a) \u0938\u0942\u0930\u094d\u092f \u0915\u0947 \u092d\u0940\u0924\u0930 1.0 \u0915\u093f\u0917\u094d\u0930\u093e \u0939\u093e\u0907\u0921\u094d\u0930\u094b\u091c\u0928 \u0915\u0947 \u0917\u0939\u0930\u0947 \u0938\u0902\u0932\u092f\u0928 \u0914\u0930 (b)\u00a0\u090f\u0915 \u0935\u093f\u0916\u0902\u0921\u0928 \u0930\u093f\u090f\u0915\u094d\u091f\u0930 \u092e\u0947\u0902\u00a01.0 \u0915\u093f\u0917\u094d\u0930\u093e\u00a0235<\/sup>\u00a0U\u00a0\u0915\u0947 \u0935\u093f\u0916\u0902\u0921\u0928 \u0926\u094d\u0935\u093e\u0930\u093e \u091c\u093e\u0930\u0940 \u090a\u0930\u094d\u091c\u093e \u0915\u0940 \u0917\u0923\u0928\u093e \u0914\u0930 \u0924\u0941\u0932\u0928\u093e \u0915\u0930\u0947\u0902\u00a0\u0964
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u090f\u0928\u0938\u0940\u0908\u0906\u0930\u091f\u0940
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928 31.<\/strong>
\n\u092e\u093e\u0928 \u0932\u0940\u091c\u093f\u090f \u0915\u093f \u092d\u093e\u0930\u0924 \u0915\u093e 2020 \u0908\u0938\u094d\u0935\u0940 \u0924\u0915 \u0909\u0924\u094d\u092a\u093e\u0926\u0928 \u0915\u093e \u0932\u0915\u094d\u0937\u094d\u092f \u0925\u093e, 200,000 \u092e\u0947\u0917\u093e\u0935\u093e\u091f \u092c\u093f\u091c\u0932\u0940, \u091c\u093f\u0938\u0915\u093e \u0926\u0938 \u092a\u094d\u0930\u0924\u093f\u0936\u0924 \u092a\u0930\u092e\u093e\u0923\u0941 \u090a\u0930\u094d\u091c\u093e \u0938\u0902\u092f\u0902\u0924\u094d\u0930 \u0938\u0947 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0915\u093f\u092f\u093e \u091c\u093e\u0928\u093e \u0925\u093e\u0964\u00a0\u092e\u093e\u0928 \u0932\u0940\u091c\u093f\u090f \u0939\u092e\u0947\u0902 \u0926\u093f\u092f\u093e \u0917\u092f\u093e \u0939\u0948 \u0915\u093f, \u090f\u0915 \u0930\u093f\u090f\u0915\u094d\u091f\u0930 \u092e\u0947\u0902 \u0909\u0924\u094d\u092a\u093e\u0926\u093f\u0924 \u0924\u093e\u092a\u0940\u092f \u090a\u0930\u094d\u091c\u093e \u0915\u0947 \u0909\u092a\u092f\u094b\u0917 (\u092f\u093e\u0928\u0940, \u0935\u093f\u0926\u094d\u092f\u0941\u0924 \u090a\u0930\u094d\u091c\u093e \u092e\u0947\u0902 \u0930\u0942\u092a\u093e\u0902\u0924\u0930\u0923) \u0915\u0940 \u0914\u0938\u0924\u0928 \u0926\u0915\u094d\u0937\u0924\u093e 25% \u0925\u0940\u0964\u00a02000 \u0924\u0915 \u0939\u092e\u093e\u0930\u0947 \u0926\u0947\u0936 \u0915\u094b \u092a\u094d\u0930\u0924\u093f \u0935\u0930\u094d\u0937 \u0915\u093f\u0924\u0928\u0940 \u092e\u093e\u0924\u094d\u0930\u093e \u092e\u0947\u0902 \u0935\u093f\u0916\u0902\u0921\u0928\u0940\u092f \u092f\u0942\u0930\u0947\u0928\u093f\u092f\u092e \u0915\u0940 \u0906\u0935\u0936\u094d\u092f\u0915\u0924\u093e \u0925\u0940?\u00a0235<\/sup>U \u0915\u0947\u092a\u094d\u0930\u0924\u093f \u0935\u093f\u0916\u0902\u0921\u0928 \u0915\u0940 \u090a\u0937\u094d\u092e\u093e \u090a\u0930\u094d\u091c\u093e\u0915\u094b \u0932\u0917\u092d\u0917 200 MeV \u0932\u0947\u0902\u0964\u00a0\u0905\u0935\u094b\u0917\u093e\u0926\u094d\u0930\u094b \u0915\u0940 \u0938\u0902\u0916\u094d\u092f\u093e = 6.023 x 1023<\/sup>\u092e\u094b\u0932-1<\/sup>\u0964
\n\u0909\u0924\u094d\u0924\u0930:<\/strong>
\n\"\u0915\u0915\u094d\u0937\u093e
\n\"\u0915\u0915\u094d\u0937\u093e<\/p>\n

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