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
