Question Answers

Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > The plates of a parallel plate capacitor have an area of 90 cm 2 each and are separated by 2.5 mm. The capacitor is charged by connecting it to a 400 V supply. Then the energy stored ( in j/mn) in teh capacitor is

The plates of a parallel plate capacitor have an area of 90 cm 2 each and are separated by 2.5 mm. The capacitor is charged by connecting it to a 400 V supply. Then the energy stored ( in j/mn) in teh capacitor is

The work done in increasing the potential of a capacitor from V volt to 2V volt is W. Then the work done in increasing the potential of the same capacitor from 2V volt to 4V volt will be?