Question

(C) 160Hz
(D) 80Hz
5.
A parallel plate capacitor with air between the plates has a capacitance of 8pF. If
the distance between the plates is reduced to half and the space between them is
filled with a substance of dielectric constant 2, its capacitance will be:
(A) 32pF
(B) 16pF
(C) 8pF
(D) 4pF​

Answer 1

B) 16pF right answer