Question

What is the electric potential at a point 3 m
below a 2.0 nC
charge?

Answer 1

200V

Step-by-step explanation:

Given : r = 3cm =0.03 m

Charge Q = 2.0 nC = 2 ×
`10^(-3)`

∴ V= 0.02

3×
`10^(-3)`

2×
`10^(-3)`

= 200 V