Question

27 Three point charges each of +0.1 mC are placed at the vertices of an equilateral triangle of side 0.2 m
The potential energy of the system is
A )450J
(B) 350 J
(C) 525 J
(D) 1350 J ​

Answer 1

Answer:

d) 1350 J

Explanation:

U = 3 *9*10^9 ( 0.1 * 0.1 * 10^ -6 / 0.2 )

   = 1350 J