66 Electric Potential*P25.50(a)Both spheres must be at the same potential according to kqrree1122=where alsoqq126120 10+= ×−. C.Thenqqrr1212=rqqqVre226266166611962510300 101201003000900899100900610135 10=×+=×−×=×==×⋅××−−−−−−−−.......CC6 cm 2 cmC on the smaller sphereC CNm CCmV22ejej(b)Outside the larger sphere,Errr11121156225 10=×rVre±±.±.V0.06 mV m away .Outside the smaller sphere,256674 10=×.±.V0.02 mV m away .The smaller sphere carries less charge but creates a much stronger electric field than thelarger sphere.Section 25.7The Milliken Oil Drop ExperimentSection 25.8Application of ElectrostatisticsP25.51(a)EkQrrrVrmaxmax.
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This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .