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Question

The electric field and the electric potential at a point inside a shell are E and V respectively. Which of the following is correct?

A

If $E = 0$ , V must be zero.

B

If $V = 0$ , E must be zero.

C

If $E \neq = 0$ , V cannot be zero.

D

None of these

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Solution

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Correct option is D)

In a shell $E = 0$ but $V \neq = 0$ .
Along the equatorial line of a dipole, $V = 0$ but $E \neq = 0$ .

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