Question
Physics Question on Capacitors and Capacitance
The outer sphere of a spherical air capacitor is earthed. For increasing its capacitance
A
vacuum is created between two spheres
B
dielectric material is filled between the two spheres
C
the space between two spheres is increased
D
the earthing of the outer sphere is removed
Answer
dielectric material is filled between the two spheres
Explanation
Solution
Answer (b) dielectric material is filled between the two spheres