Electrostatics Question 186
Question: A charge is divided into two parts of and . If the coulomb repulsion between them when they are separated is to be maximum, the ratio of should be [MP PET 1997]
Options:
A) 2
B)
C) 4
D)
Show Answer
Answer:
Correct Answer: A
Solution:
Let separation between two parts be r therefore
For F to be maximum
therefore