naterasjen1192 naterasjen1192

30-01-2024
Physics

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There are four concentric shells A,B, C and D of radii a,2a,3a and 4a respectively. Shells B and D are given charges +q and −q respectively. Shell C is now earthed. The potential difference VA−VC is k=(14/πε0)
A. Kq/2a
B. Kq/3a
C. Kq/4a
D. Kq/6a

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