Charge on a capacitor is doubled. Its capacity becomes `k` times, where

If charge on the capacitor is doubled the value of its capacitance will be

When number of turns of a solenoid is doulbed, its self inductance becomes k time, where k =

Three capacitors of capacity C each are joined first in series and then in parallel. The capacity becomes n times where n is—

When speed is doubled, KE becomes 4 times.

The capacitance of a parallel plate capacitor is 2 mu F and the charge on its positive plate is 2 muC . If the charge on its plates is doubled, the capacitance of the capacitor

The capacitance of a parallel plate capacitor is 2 mu F and the charge on its positive plate is 2 muC . If the charge on its plates is doubled, the capacitance of the capacitor

If the radius of a sphere is doubled, its volume becomes _______ times the volume of original sphere.

If the potentail difference across a capacitor is doubled, what happens to : (a) the charge on the capacitore and (b) the energy stored in the capacitor