{"id":260549,"date":"2022-09-10T12:27:58","date_gmt":"2022-09-10T06:57:58","guid":{"rendered":"https:\/\/infinitylearn.com\/surge\/question\/the-charges-on-two-sphere-are-7%ce%bcc-and-5%ce%bcc-respectively-they-experience-a-force-f-if-each-of-them-is-given-and-additional-charge-of-2%ce%bcc-the-new-force-of-attractio\/"},"modified":"2022-09-10T12:27:58","modified_gmt":"2022-09-10T06:57:58","slug":"the-charges-on-two-sphere-are-7%ce%bcc-and-5%ce%bcc-respectively-they-experience-a-force-f-if-each-of-them-is-given-and-additional-charge-of-2%ce%bcc-the-new-force-of-attractio","status":"publish","type":"questions","link":"https:\/\/infinitylearn.com\/surge\/question\/physics\/the-charges-on-two-sphere-are-7c-and--5c-respectively-t\/","title":{"rendered":"The charges on two sphere are +7\u03bcC and \u2013 5\u03bcC respectively. They experience a force F. If each of them is given and additional charge of \u2013 2\u03bcC, the new force of attraction will be"},"content":{"rendered":"","protected":false},"author":1,"template":"","meta":{"_yoast_wpseo_focuskw":"","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"The charges on two sphere are +7\u03bcC and \u2013 5\u03bcC respectively. They experience a force F. If each of them is given and additional charge of \u2013 2\u03bcC, the new force of attraction will be","custom_permalink":"question\/physics\/the-charges-on-two-sphere-are-7c-and--5c-respectively-t\/"},"categories":[],"acf":{"question":"<p>The charges on two sphere are +7<math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><mi mathvariant=\"normal\">\u03bc<\/mi><\/math>C and \u2013 5<math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><mi mathvariant=\"normal\">\u03bc<\/mi><\/math>C respectively. They experience a force F. If each of them is given and additional charge of \u2013 2<math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><mi mathvariant=\"normal\">\u03bc<\/mi><\/math>C, the new force of attraction will be<\/p>","options":[{"option":"<p>F<\/p>","correct":true},{"option":"<p>F \/ 2<\/p>","correct":false},{"option":"<p><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><mi mathvariant=\"normal\">F<\/mi><mo>\/<\/mo><msqrt><mn>3<\/mn><\/msqrt><\/math><\/p>","correct":false},{"option":"<p>2F<\/p>","correct":false}],"solution":"<p><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><mi mathvariant=\"normal\">F<\/mi><mo>=<\/mo><mfrac><mn>1<\/mn><mrow><mn>4<\/mn><msub><mi>\u03c0\u03b5<\/mi><mn>0<\/mn><\/msub><\/mrow><\/mfrac><mfrac><mrow><mfenced separators=\"|\"><mrow><mo>+<\/mo><mn>7<\/mn><mo>\u00d7<\/mo><msup><mn>10<\/mn><mrow><mo>\u2212<\/mo><mn>6<\/mn><\/mrow><\/msup><\/mrow><\/mfenced><mfenced separators=\"|\"><mrow><mo>\u2212<\/mo><mn>5<\/mn><mo>\u00d7<\/mo><msup><mn>10<\/mn><mrow><mo>\u2212<\/mo><mn>6<\/mn><\/mrow><\/msup><\/mrow><\/mfenced><\/mrow><msup><mi mathvariant=\"normal\">r<\/mi><mn>2<\/mn><\/msup><\/mfrac><mo>=<\/mo><mo>\u2212<\/mo><mfrac><mn>1<\/mn><mrow><mn>4<\/mn><msub><mi>\u03c0\u03b5<\/mi><mn>0<\/mn><\/msub><\/mrow><\/mfrac><mfrac><mrow><mn>35<\/mn><mo>\u00d7<\/mo><msup><mn>10<\/mn><mn>12<\/mn><\/msup><\/mrow><msup><mi mathvariant=\"normal\">r<\/mi><mn>2<\/mn><\/msup><\/mfrac><mi mathvariant=\"normal\">N<\/mi><\/math><\/p><p><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><mi mathvariant=\"normal\">F<\/mi><mo>'<\/mo><mo>=<\/mo><mfrac><mn>1<\/mn><mrow><mn>4<\/mn><msub><mi>\u03c0\u03b5<\/mi><mn>0<\/mn><\/msub><\/mrow><\/mfrac><mfrac><mrow><mo>(<\/mo><mo>+<\/mo><mn>5<\/mn><mo>\u00d7<\/mo><msup><mn>10<\/mn><mrow><mo>\u2212<\/mo><mn>6<\/mn><\/mrow><\/msup><mo>)<\/mo><mo>(<\/mo><mo>\u2212<\/mo><mn>7<\/mn><mo>\u00d7<\/mo><msup><mn>10<\/mn><mrow><mo>\u2212<\/mo><mn>6<\/mn><\/mrow><\/msup><mo>)<\/mo><\/mrow><msup><mi mathvariant=\"normal\">r<\/mi><mn>2<\/mn><\/msup><\/mfrac><mo>=<\/mo><mo>\u2212<\/mo><mfrac><mn>1<\/mn><mrow><mn>4<\/mn><msub><mi>\u03c0\u03b5<\/mi><mn>0<\/mn><\/msub><\/mrow><\/mfrac><mfrac><mrow><mn>35<\/mn><mo>\u00d7<\/mo><msup><mn>10<\/mn><mn>12<\/mn><\/msup><\/mrow><msup><mi mathvariant=\"normal\">r<\/mi><mn>2<\/mn><\/msup><\/mfrac><mi mathvariant=\"normal\">N<\/mi><\/math><\/p>","subject":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The charges on two sphere are +7\u03bcC and \u2013 5\u03bcC respectively. 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