{"id":2851,"date":"2022-03-24T17:05:19","date_gmt":"2022-03-24T17:05:19","guid":{"rendered":"https:\/\/stage-wp.10minuteschool.com\/?p=2851"},"modified":"2023-06-18T11:37:44","modified_gmt":"2023-06-18T05:37:44","slug":"resistance-and-specific-resistance","status":"publish","type":"post","link":"https:\/\/10minuteschool.com\/content\/resistance-and-specific-resistance\/","title":{"rendered":"\u09b0\u09cb\u09a7 \u0993 \u0986\u09aa\u09c7\u0995\u09cd\u09b7\u09bf\u0995 \u09b0\u09cb\u09a7 (Resistance and Specific resistance)"},"content":{"rendered":"\r\n

\u09b0\u09cb\u09a7 <\/b>(Resistance)<\/b>:<\/b><\/h2>\r\n\r\n\r\n\r\n

\u0995\u09cb\u09a8\u09cb \u098f\u0995\u099f\u09bf \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09ae\u09a7\u09cd\u09af \u09a6\u09bf\u09af\u09bc\u09c7 \u09ac\u09bf\u09a6\u09cd\u09af\u09c1\u09ce \u09aa\u09cd\u09b0\u09ac\u09be\u09b9\u09bf\u09a4 \u09b9\u09b2\u09c7 \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0 \u0995\u09b0\u09cd\u09a4\u09c3\u0995 \u09a4\u09be \u09ac\u09be\u09a7\u09be \u09aa\u09be\u09af\u09bc<\/span>\u0964<\/span> \u09ac\u09be\u09a7\u09be \u09aa\u09cd\u09b0\u09a6\u09be\u09a8\u09c7\u09b0 \u098f\u0987 \u09a7\u09b0\u09cd\u09ae\u0995\u09c7 \u0993\u0987 \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09b0\u09cb\u09a7 (Resistance) <\/strong>\u09ac\u09b2\u09c7<\/span>\u0964<\/span><\/p>\r\n\r\n\r\n\r\n

\u09b0\u09cb\u09a7\u09c7\u09b0 \u098f\u09b8. \u0986\u0987. \u098f\u0995\u0995 \u0993\u2019\u09ae<\/strong><\/span>\u0964<\/span> \u098f\u0995\u09c7 \\Omega<\/span> <\/span>(<\/b>Omega<\/b>) <\/b>\u099a\u09bf\u09b9\u09cd\u09a8 \u09a6\u09cd\u09ac\u09be\u09b0\u09be \u09aa\u09cd\u09b0\u0995\u09be\u09b6 \u0995\u09b0\u09be \u09b9\u09af\u09bc<\/span>\u0964<\/span><\/p>\r\n\r\n\r\n\r\n

1 \u0993\u2019\u09ae (1 Ohm):<\/b><\/h2>\r\n\r\n\r\n\r\n

\u0995\u09cb\u09a8\u09cb \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09a6\u09c1\u0987 \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4\u09c7\u09b0 \u09ac\u09bf\u09ad\u09ac \u09aa\u09be\u09b0\u09cd\u09a5\u0995\u09cd\u09af 1 \u09ad\u09cb\u09b2\u09cd\u099f \u098f\u09ac\u0982 \u098f\u09b0 \u09ad\u09c7\u09a4\u09b0 \u09a6\u09bf\u09af\u09bc\u09c7 1 \u0985\u09cd\u09af\u09be\u09ae\u09cd\u09aa\u09bf\u09af\u09bc\u09be\u09b0 \u09ac\u09bf\u09a6\u09cd\u09af\u09c1\u09ce \u09aa\u09cd\u09b0\u09ac\u09be\u09b9\u09bf\u09a4 \u09b9\u09b2\u09c7 \u0993\u0987 \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09b0\u09cb\u09a7\u0995\u09c7 1 \u0993\u2019\u09ae (<\/span>1 \\Omega<\/span><\/span>) \u09ac\u09b2\u09c7<\/span>\u0964<\/span><\/p>\r\n\r\n\r\n\r\n

\u09b0\u09cb\u09a7\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0 (Resistance formula):<\/b><\/h2>\r\n\r\n\r\n\r\n

\u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09af\u09bc \u0995\u09cb\u09a8\u09cb \u098f\u0995\u099f\u09bf \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09b0\u09cb\u09a7 \u0993\u0987 \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af \u0993 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a5\u099a\u09cd\u099b\u09c7\u09a6\u09c7\u09b0 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09ab\u09b2\u09c7\u09b0 \u0993\u09aa\u09b0 \u09a8\u09bf\u09b0\u09cd\u09ad\u09b0 \u0995\u09b0\u09c7<\/span>\u0964<\/span> \u098f \u09b8\u0982\u0995\u09cd\u09b0\u09be\u09a8\u09cd\u09a4 \u09a6\u09c1\u099f\u09bf \u09b8\u09c2\u09a4\u09cd\u09b0 \u09b0\u09af\u09bc\u09c7\u099b\u09c7<\/span>\u0964<\/span> \u09af\u09a5\u09be\u2212<\/span><\/p>\r\n\r\n\r\n\r\n

(i) \u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0 \u098f\u09ac\u0982\u00a0<\/span><\/p>\r\n\r\n\r\n\r\n

(ii) \u09aa\u09cd\u09b0\u09b8\u09cd\u09a5\u099a\u09cd\u099b\u09c7\u09a6\u09c7\u09b0 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09ab\u09b2\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0<\/span><\/p>\r\n\r\n\r\n\r\n

\u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0 <\/b>(Length formula):<\/b><\/h3>\r\n

\u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be \u0993 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a5\u099a\u09cd\u099b\u09c7\u09a6 \u098f\u09ac\u0982 \u0989\u09aa\u09be\u09a6\u09be\u09a8 \u09b8\u09cd\u09a5\u09bf\u09b0 \u09a5\u09be\u0995\u09b2\u09c7 \u0995\u09cb\u09a8\u09cb \u098f\u0995\u099f\u09bf \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09b0\u09cb\u09a7 R \u0993\u0987 \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af\u09c7\u09b0 \u09b8\u09ae\u09be\u09a8\u09c1\u09aa\u09be\u09a4\u09bf\u0995\u0964\u00a0<\/span><\/p>\r\n

\\therefore R \\propto l<\/span><\/span><\/p>\r\n

\u09aa\u09cd\u09b0\u09b8\u09cd\u09a5\u099a\u09cd\u099b\u09c7\u09a6\u09c7\u09b0 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09ab\u09b2\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0 <\/b>(Formula for the area of the cross section):<\/b><\/h3>\r\n

\u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be, \u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af \u098f\u09ac\u0982 \u0989\u09aa\u09be\u09a6\u09be\u09a8 \u09b8\u09cd\u09a5\u09bf\u09b0 \u09a5\u09be\u0995\u09b2\u09c7 \u0995\u09cb\u09a8\u09cb \u098f\u0995\u099f\u09bf \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09b0\u09cb\u09a7 \u09a4\u09be\u09b0 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a5\u099a\u09cd\u099b\u09c7\u09a6\u09c7\u09b0 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09ab\u09b2\u09c7\u09b0 \u09ac\u09cd\u09af\u09b8\u09cd\u09a4\u09be\u09a8\u09c1\u09aa\u09be\u09a4\u09bf\u0995<\/span>\u0964<\/span> \u0985\u09b0\u09cd\u09a5\u09be\u09ce R \\propto \\frac{1}{A}<\/span><\/span>\u00a0\u098f\u0996\u09be\u09a8\u09c7 A \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u099f\u09bf\u09b0 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a5\u099a\u09cd\u099b\u09c7\u09a6\u09c7\u09b0 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09ab\u09b2<\/span>\u0964<\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u098f\u0996\u09a8 l \u098f\u09ac\u0982 A \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8 \u0995\u09b0\u09b2\u09c7 \u0989\u09aa\u09b0\u09cb\u0995\u09cd\u09a4 \u09b8\u09c2\u09a4\u09cd\u09b0 \u09a6\u09c1\u099f\u09bf \u09a5\u09c7\u0995\u09c7 \u09aa\u09be\u0987,<\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

R \\propto \\frac{l}{A}<\/span><\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

R=\\rho \\frac{l}{A}<\/span><\/span>\u00a0\u00a0<\/span>\u2026. \u2026.. \u2026.\u00a0 (i) <\/span>\u098f\u0996\u09be\u09a8\u09c7<\/span><\/i>\u00a0 \\rho<\/span> \u098f\u0995\u099f\u09bf<\/span><\/i> \u09a7\u09cd\u09b0\u09c1\u09ac\u0995\u0964<\/span><\/i>\u00a0<\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u098f\u0995\u09c7 \u0986\u09aa\u09c7\u0995\u09cd\u09b7\u09bf\u0995 \u09b0\u09cb\u09a7 (<\/strong><\/span>Specific resistance<\/strong>)<\/strong> \u09ac\u09be \u09b0\u09cb\u09a7\u09be\u0999\u09cd\u0995 (<\/span>resistivity<\/span>) \u09ac\u09b2\u09c7<\/span>\u0964<\/span> \u0995\u09cb\u09a8\u09cb \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u0986\u09aa\u09c7\u0995\u09cd\u09b7\u09bf\u0995 \u09b0\u09cb\u09a7 \u09ac\u09be \u09b0\u09cb\u09a7\u09be\u0999\u09cd\u0995 \u098f\u09b0 \u0989\u09aa\u09be\u09a6\u09be\u09a8 \u098f\u09ac\u0982 \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09b0 \u0993\u09aa\u09b0 \u09a8\u09bf\u09b0\u09cd\u09ad\u09b0 \u0995\u09b0\u09c7<\/span>\u0964<\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u09ae\u09a8\u09c7 \u0995\u09b0\u09bf \u0995\u09cb\u09a8\u09cb \u098f\u0995\u099f\u09bf \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af, l=1<\/span><\/span> \u09ae\u09bf\u099f\u09be\u09b0 \u098f\u09ac\u0982 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a5\u099a\u09cd\u099b\u09c7\u09a6\u09c7\u09b0 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09ab\u09b2, A=1<\/span><\/span>\u00a0\u09ac\u09b0\u09cd\u0997 \u09ae\u09bf\u099f\u09be\u09b0<\/span>\u0964<\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u2234 \u09b8\u09ae\u09c0\u0995\u09b0\u09a3 (i) \u09a5\u09c7\u0995\u09c7 \u09aa\u09be\u0987, R=\\frac{\\rho \\times 1}{1}=\\rho<\/span><\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

\r\n
\"resistance<\/figure>\r\n<\/div>\r\n

\r\n\r\n<\/p>\r\n

\u09b8\u09c1\u09a4\u09b0\u09be\u0982, <\/span>\u0986\u09aa\u09c7\u0995\u09cd\u09b7\u09bf\u0995 \u09b0\u09cb\u09a7\u09c7\u09b0 \u09a8\u09bf\u09ae\u09cd\u09a8\u09cb\u0995\u09cd\u09a4 \u09b8\u0982\u099c\u09cd\u099e\u09be \u09a6\u09c7\u09af\u09bc\u09be \u09af\u09be\u09af\u09bc :<\/b>\u00a0<\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u0986\u09aa\u09c7\u0995\u09cd\u09b7\u09bf\u0995 \u09b0\u09cb\u09a7 <\/b>(Relative resistance)<\/b><\/h2>\r\n

\r\n\r\n<\/p>\r\n

\u09b8\u0982\u099c\u09cd\u099e\u09be (Definition):<\/b><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u098f\u0995\u0995 \u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af \u098f\u09ac\u0982 \u098f\u0995\u0995 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a5\u099a\u09cd\u099b\u09c7\u09a6 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09ab\u09b2\u09ac\u09bf\u09b6\u09bf\u09b7\u09cd\u099f \u0995\u09cb\u09a8\u09cb \u098f\u0995\u099f\u09bf \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0 \u09a4\u09be\u09b0 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a5\u099a\u09cd\u099b\u09c7\u09a6\u09c7\u09b0 \u0985\u09ad\u09bf\u09b2\u09ae\u09cd\u09ac\u09ad\u09be\u09ac\u09c7 \u09ac\u09bf\u09a6\u09cd\u09af\u09c1\u09ce \u09aa\u09cd\u09b0\u09ac\u09be\u09b9\u09c7 \u09af\u09c7 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09ac\u09be\u09a7\u09be \u09aa\u09cd\u09b0\u09a6\u09be\u09a8 \u0995\u09b0\u09c7 \u09a4\u09be\u0995\u09c7 \u09a4\u09be\u09b0 \u0986\u09aa\u09c7\u0995\u09cd\u09b7\u09bf\u0995 \u09b0\u09cb\u09a7 \u09ac\u09b2\u09c7<\/span>\u0964<\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u098f\u0995\u0995 (Unit):<\/b><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u0986\u09aa\u09c7\u0995\u09cd\u09b7\u09bf\u0995 \u09b0\u09cb\u09a7\u09c7\u09b0 \u098f\u0995\u0995 \u0993\u2019\u09ae \u09ae\u09bf\u099f\u09be\u09b0 (\\Omega<\/span><\/span>-m<\/span>)<\/span>\u0964<\/span>\u00a0<\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u09b0\u09cb\u09a7\u09c7\u09b0 \u09a8\u09bf\u09b0\u09cd\u09ad\u09b0\u09b6\u09c0\u09b2\u09a4\u09be (Resistance dependence):<\/b><\/h2>\r\n

\r\n\r\n<\/p>\r\n

\u0995\u09cb\u09a8\u09cb \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09b0\u09cb\u09a7 \u099a\u09be\u09b0\u099f\u09bf \u09ac\u09bf\u09b7\u09af\u09bc\u09c7\u09b0 \u0993\u09aa\u09b0 \u09a8\u09bf\u09b0\u09cd\u09ad\u09b0 \u0995\u09b0\u09c7<\/span>\u0964<\/span> \u09af\u09a5\u09be\u2014\u00a0<\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u09e7\u0964 \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af<\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u09e8\u0964 \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09aa\u09cd\u09b0\u09a5\u099a\u09cd\u099b\u09c7\u09a6\u09c7\u09b0 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09ab\u09b2\u00a0<\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u09e9\u0964 \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u0989\u09aa\u09be\u09a6\u09be\u09a8<\/span><\/p>\r\n

\r\n\r\n<\/p>\r\n

\u09ea\u0964 \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be<\/span><\/p>\r\n

<\/p>","protected":false},"excerpt":{"rendered":"

\u09b0\u09cb\u09a7 (Resistance): \u0995\u09cb\u09a8\u09cb \u098f\u0995\u099f\u09bf \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09ae\u09a7\u09cd\u09af \u09a6\u09bf\u09af\u09bc\u09c7 \u09ac\u09bf\u09a6\u09cd\u09af\u09c1\u09ce \u09aa\u09cd\u09b0\u09ac\u09be\u09b9\u09bf\u09a4 \u09b9\u09b2\u09c7 \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0 \u0995\u09b0\u09cd\u09a4\u09c3\u0995 \u09a4\u09be \u09ac\u09be\u09a7\u09be \u09aa\u09be\u09af\u09bc\u0964 \u09ac\u09be\u09a7\u09be \u09aa\u09cd\u09b0\u09a6\u09be\u09a8\u09c7\u09b0 \u098f\u0987 \u09a7\u09b0\u09cd\u09ae\u0995\u09c7 \u0993\u0987 \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09b0 \u09b0\u09cb\u09a7 (Resistance) \u09ac\u09b2\u09c7\u0964 \u09b0\u09cb\u09a7\u09c7\u09b0 \u098f\u09b8. \u0986\u0987. \u098f\u0995\u0995 \u0993\u2019\u09ae\u0964 \u098f\u0995\u09c7 (Omega) \u099a\u09bf\u09b9\u09cd\u09a8 \u09a6\u09cd\u09ac\u09be\u09b0\u09be \u09aa\u09cd\u09b0\u0995\u09be\u09b6 \u0995\u09b0\u09be \u09b9\u09af\u09bc\u0964 1 \u0993\u2019\u09ae (1 Ohm):<\/p>\n

Read More<\/a><\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4247,3029,50,51],"tags":[2071,81,2043,2070,2073,2074,2072,2044],"_links":{"self":[{"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/posts\/2851"}],"collection":[{"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/comments?post=2851"}],"version-history":[{"count":11,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/posts\/2851\/revisions"}],"predecessor-version":[{"id":12409,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/posts\/2851\/revisions\/12409"}],"wp:attachment":[{"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/media?parent=2851"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/categories?post=2851"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/tags?post=2851"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}