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The p.d. between two plates separated by adistance of 1 mm is 100 V. The force on anelectron placed in between the plates is1) 10 N2) 1.6x10-24 N3) 1.6x10-14 N4) 1.6x10-19 N |
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Answer» eqn is :QE..E=v/r. |
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