A `10 mu F` capacitors is charged by a 30 V d.c supply and then connected across an uncharged `50 mu F` capacitor. Calculate (i) the final potential diff. across the combinition

A 10 mu F capacitors is charged by a 30 V d.c supply and then connected across an uncharged 50 mu F capacitor. (ii) initial and final energies.

A capacitor of capacitance C_1 is charged upto potential V and then connected in parallel to an uncharged capacitor of capacitance C_2 . The final potential difference across each capacitor will be

A capacitor of 4muF is connected to 400 V supply. It is then disconnected and connected to an uncharged capacitor of 2muF . Calculate the comon potential after the capacitors are connected together.

A 10 muF capacitor is charged to a potential difference of 50 V and is connected to another uncharged capacitor in parallel. Now the common potential difference becomes 20 volt. The capacitance of second capacitor.

A 5 mu F capacitor is charged fully by a 220 V supply. It is then disconnected from the supply and is connected in series to another uncharged 2.5 mu F capacitor . If the energy change during the charge redistribution is X//100 J Find the value of X to the nearest interger.

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 muF capacitor. How much electrostatic energy of the first capacitor is lost in the form of heat and electromagnetic radiation?

A bulb whose resistance is 10 ohm is connected to a 6 V battery. Calculate the potential difference across the bulb.

In the circuit shown in the figure, calculate the potential difference across the capacitor C.

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 capacitor charged form a 50 V d.c. supply is found to have a charge of 10muC . What is the capacitance of the capacitor and how much energy is stored in it?