Which one of the following expressions gives the capacitance (in vacuum) of a…

PHYSICS · Single correct · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

Which one of the following expressions gives the capacitance

C

(in vacuum) of a parallel-plate capacitor having plate area

A

and plate separation

d

? (a)

C = \dfrac{\varepsilon_0 A}{2d}

(b)

C = \dfrac{\varepsilon_0 d}{A}

(c)

C = \dfrac{\varepsilon_0 A}{d}

(d)

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