Question

It is required to hold equal charges q in equilibrium at the corners of a square. What charge when placed at the centre of the square will do this ?
a) -q/2 (1+2root2). b)q/2 (1+2root2. c) q/4 (1+2root2).
d) -q/2 (1+2root2)

Answer 1

please see the attached picture dear

Answer 2

You answered and other questions send me