Question
Asked Jan 14, 2020
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You are given two unknown point charges, Q1Q1 and Q2Q2 . At a point on the line joining them, one-third of the way from Q1Q1 to Q2Q2 , the electric field is zero. What is the ratio Q1/Q2Q1/Q2 ?

E =0
Q2
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E =0 Q2

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Step 1

The distance between the charges are l. let P be a point where electric f...

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