[" A capacitor of "30 mu F" is charged with "],[" constant current of "30mA" .If it is not "],[" charged in thebeginning,what is the time "],[" taken to obtain "400V" of p.d.On it? "]

A capacitor of capacitance of 10 mu F is charged to 10 V . The energy stored in it is

A capacitor of 30 mu F charged to 100V is connected in parallel to capacitor of 20 mu F charged to 50V .The common potential is ...?

A capacitor of capacity 100 muF is charged to a potential difference of 12 V. It is then connected across an inductor of inductance 6 mu H . What is the current (in A) in the circuit at a time when the potential difference across the capacitor is 6.0 V?

A capacitor of capacity 2 muF is charged to a potential difference of 12 V . It is then connected across an inductor of inductance 6 mu H . What is the current (in A ) in the circuit at a time when the potential difference across the capacitor is 6.0 V ?

20 mu A current flows for 30 seconds in a wire, transfer of charge will be

A capacitor of 20mu F and charged to 200V is connected parallel with parallel with another capacitor of 10muF and charged to 400V. Find the common potential.

A body of capacity 4 mu F is charged to 80 V and another body of capacity 6 mu F is charged to 30 V. When they are connected the energy lost by 4 uF capacitor is