Electrostatics Question 489

Question: Four charges $ +Q,-Q,+Q,-Q $ are placed at the corners of a square taken in order. At the centre of the square [RPMT 2003]

Options:

A) $ E=0,V=0 $

B) $ E=0,V\ne 0 $

C) $ E\ne 0,V=0 $

D) $ E=0,V\ne 0 $

Show Answer

Answer:

Correct Answer: A

Solution:

At centre E = 0 and V = 0



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