Electrostatics Question 408

Question: Ten electrons are equally spaced and fixed around a circle of radius R. Relative to V = 0 at infinity, the electrostatic potential V and the electric field E at the centre C are [AMU 2000]

Options:

A) $ V\ne 0 $ and $ \vec{E}\ne 0 $

B) $ V\ne 0 $ and $ \vec{E}=0 $

C) $ V=0 $ and $ \vec{E}=0 $

D) $ V=0 $ and $ \vec{E}\ne 0 $

Show Answer

Answer:

Correct Answer: B

Solution:

At centre $ E=0,V\ne 0 $



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