Question

Midway between the two equal and similar charges

a third and similar charge is placed. Which of the

following statement is correct regarding the third

charge?


(a) It experiences some net force inclined to the

line joining the charges


(b) It experiences a net force perpendicular to the

line joining the charges


(c) It is in unstable equilibrium


(d) It is in stable equilibrium

please give an answer with explaination.... ​

Answer 1

Answer:

ANSWER

The force on the middle charge exerted by both the charges will be the same =

(r/2)

2

KQ

2

. Hence it will exist in a stable equilibrium.