The capacitance of a parallel-plate capacitor is

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

Problem

C

. If the plate area is increased to

3A

and the separation between the plates is also increased to

3d

, the new capacitance will be (a)

3C

(b)

9C

(c)

C

(d)

\dfrac{C}{3}