Home
Class 12
PHYSICS
An evacuated capacitor oscillates a circ...

An evacuated capacitor oscillates a circuit at 1,50,000 Hz and a similar gas filled capacitor changes the frequency by `10 c//s`. The dielectric constant of gas is

A

1

B

1.01

C

1.001

D

1.0001

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

A parallel plate capacitor made of circular plates each of radius 6 0 cm has a capacitance of 100 pF. The capacitor is connected to a 230 V a.c. supply with an angular frequency of 300 rad s^-1 . The rms value of the conduction current is

A parallel plate capacitor (Fig. 8.7) made of circular plates each of radius R = 6.0 cm has a capacitance C = 100 pF. The capacitor is connected to a 230 V ac supply with a (angular) frequency of 300" rad s"^(-1) . (a) What is the rms value of the conduction current? (b) Is the conduction current equal to the displacement current? (c) Determine the amplitude of B at a point 3.0 cm from the axis between the plates.

A parallel plate air capacitor has a capacitance C. When it is half filled with a dielectric of dielectric constant 5, the percentage increase in the capacitance will be

A parallel plate capacitor with air as the dielectric has capacitance C.A slab of dielectric constant K and having the same thickness as the separation between the plates is introduced so as to fill one-fourth of the capacitor as shown in the figure.The new capacitance will be