Electrostatics Question 157
Question: When the distance between the charged particles is halved, the force between them becomes [MNR 1986]
Options:
A) One-fourth
B) Half
C) Double
D) Four times
Show Answer
Answer:
Correct Answer: D
Solution:
$ F\propto \frac{1}{r^{2}} $ ; so when r is halved the force becomes four times.
