Two parallel conducting plates produce equipotential planes at and with potentials and

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

Problem

Two parallel conducting plates produce equipotential planes at

x = 2.0\,\text{cm}

and

x = 5.0\,\text{cm}

with potentials

+30\,\text{V}

and

+20\,\text{V}

, respectively. What is the direction of the electric field at a point located at

x = 3.0\,\text{cm}

? (a) Along the

+y

direction (b) Along the

-x

direction (c) Along the

+x

direction (d) The electric field is zero at

x=3\,\text{cm}