A spherical capacitor has capacitance 50 μF in air and 110 μF when immersed in oil. Find the dielectric constant of the oil.
Physics · Capacitor
JEE Advanced

Question

A spherical capacitor has capacitance 50 μF in air and 110 μF when immersed in oil. Find the dielectric constant of the oil.

G1 Physics · Accepted Answer

For full immersion, capacitance scales directly with K. Hence K=110/50=2.2.