A 400 pF capacitor charged by a 100 V dc supply is disconnected from the supply and connected to another uncharged 400 pF capacitor calculate the loss of energy

A 600pF capacitor is charged by a 200V supply. It is then disconnected from the supply and is connected to another uncharged 600 pF capacitor. How much electrostatic energy is lost in the process?

A 4 muF capacitor is charged by a 200 V supply. It is then disconnected from the supply, and is connected to another uncharged 2 µF capacitor. How much electrostatic energy of the first capacitor is lost in the form of heat and electromagnetic radiation?

A900pF capacitor is charged by 100 V sources .Calculate the electrostatic energy stored in the capacitor .The capacitor is then disconnected from the source and connected to another uncharged 900pF capacitor . Find the common potential of the system ?

(a) A 900 pF capacitor is charged by 100 V battery [Fig. 2.31(a)]. How much electrostatic energy is stored by the capacitor? (b) The capacitor is disconnected from the battery and connected to another 900 pF capacitor [Fig. 2.31(b)]. What is the electrostatic energy stored by the system?

A capacitor of capacitance 5 muF is charged to potential of 500 V. Then it is disconnected from the battery and connected to uncharged capacitor of capacitance 3 muF . Calculate the common potential, charge on each capacitor and the loss of energy.

A 10 muF capacitor is charged to 10 V and disconnected from the battery. If another uncharged 10 muF capacitor is connected across it in parallel the voltage across the combination will be

A 60muF capacitor is connected to a 110V, 60Hz, ac supply. Determine the r.m.s value of a current in the circuit.