Which one of the following expressions gives the capacitance of a parallel-plate…

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

Problem

Which one of the following expressions gives the capacitance

C

of a parallel-plate capacitor of plate area

A

separated by distance

d

in vacuum? (a)

\dfrac{2\,\varepsilon_0\,A}{d}

(b)

\dfrac{\varepsilon_0 A}{d}

(c)

\dfrac{\varepsilon_0 d^{2}}{A}

(d)

\dfrac{\varepsilon_0 A}{4\pi d}