Four condensers are of same capacity.
When three of them are connected in parallel and the remaining one is connected in series with this combination the resultant capacity is `3.75 mu F`. Find the capacity of each condenser .

Four condensers are of same capacity. When three of them are connected in series and the remaining one is connected in parallel with this combination. Find the resultant capacity of the combination .

Two condensers of capacities C_1 and C_2 are joined in parallel and this combination is joined in series with a condenser of capacity C_3 , show that the capacity of combination is C_s = C_3(C_1 + C_2)/(C_1 + C_2 + C_3) .

When two capacitors are connected in series, the equivalent capacity is 2 mu F . When they are connected in parallel, the equivalent capacity is 9 microfarad. Find the capacity of the capacitors

A set of three coils having resistances 10 Omega , 12 Omega and 15 Omega are connected in parallel. This combination is connected in series with series combination of three coils of the same resistances. Calculate the total resistance and current through the circuit, if a battery of emf 4.1 Volt is used for drawing current.

Three condensers having capacities of 10 mu F , 20 mu F and 30 mu F respectively are connected in series and a potential difference of 220 volt is applied across the combination. Find the resultant capacity the charge on each plate and the potential difference across each condenser.

The equivalent capacity of n identical capacitors each of capacity C connected in parallel is

A 200 V battery is connected across the cobination of capacitors of capacities 5 mu F and 10 mu F in series. The charge on each capacitor is

Two coils are connected in series in one gap of the meterbridge and null point is obtained of the middle of the wire by putting 75Omega in the other gap. Two coils are then connected in parallel and the null point is obtained again at the middle of the wire when the resistance in the other gap is changed by 57Omega . Find the resistance of each coil.

Two condensers of capacity 3 mu F and 6 mu F respectively are connected in series . The combination is connected across a potential of 6 V. The ratio of the energies stored by the condensers will be