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The charge per unit lenth on a square wire frame is constant in magnitude on two of its sides. A pair of adjacent sides are positively charged and the other pair is negatively charged. Then a) at the center E is 0 but potential is not 0 b)at the center E is not zero but potential is 0 c)at the center E as well as potential is 0 d)at the center E as well as potential is not 0

The charge per unit lenth on a square wire frame is constant in magnitude on two of its sides. A pair of adjacent sides are positively charged and the other pair is negatively charged. Then


a) at the center E is 0 but potential is not 0


b)at the center E is not zero but potential is 0


c)at the center E as well as potential is 0


d)at the center E as well as potential is not 0

Grade:12

1 Answers

Sher Mohammad IIT Delhi
askIITians Faculty 174 Points
10 years ago
v=k/r(q+q-q-q)=0
E=0
both E and V will be zero.

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