Question

Calculate the potantial at the centre of sphare abcd of each side root 2 metre due to charge 2,-2,-3,6 micro coulumb at 4 forvcorner

Answer 1

ao = ac / 2

ac = 2m.

ao = 1m.

V = v1 + v2 + v3 + v4

V = 9 × 10^9 [ 2 × 10^-6 + ( -2 × 10^-6) + ( -3 × 10^-6 )+ 6 × 10^-6]

V = 27 × 10^3 v