16. Since the forces involved are proportional to q, we see that the essential difference between the two situations is Fa∝qB+ qC(when those two charges are on the same side) versus Fb∝−qB+ qC(when they are on opposite sides). Setting up ratios, we have FaFb= qB+ qC-qB
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.