The value of electric potential at a distance of from a point charge is .

PHYSICS · Single correct · CBSE · Physics · Electrostatic Potential and Capacitance · Electrostatic Potential and Capacitance

Problem

The value of electric potential at a distance of

9\,\text{cm}

from a point charge

4\times10^{-7}\,\text{C}

\left[\text{given }\frac{1}{4\pi\epsilon_0}=9\times10^9\,\text{N m}^2\text{C}^{-2}\right]

. (a)

4\times10^2\,\text{V}

(b)

44.4\,\text{V}

(c)

4.4\times10^3\,\text{V}

(d)

4\times10^4\,\text{V}