Three parallel plate capacitors `C_(1) = 4 muF,C_(2) =2mu F,C_(3) = 6muF` with respective charges `q_(1) = 20 muC,q_(2) = 10 mu C,q_(3) =5 muC` are connected in series with a battery of `emf 10 V` through an open switch as shown. Now the switch is closed and steady state is reached.
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Two capacitor C_(1) and C_(2) , charged with charges q_(1) and q_(2) then these are connected in series with an uncharged capacitor C , as shown in figure. As the switch S is closed :

Two capacitors C_(1) = 2 muF and C_(2) = 6 muF in series, are connected in parallel to a third capacitor C_(3) = 4 muF . This arrangement is then connected to a battery of e.m.f = 2V , as shown in the figure. How much energy is lost by the battery in charging the capacitors

In the circuit shown the capacitors are C_(1)=15muF, C_(2)=10muF and C_(3)=25 muF . Find the charge on each capacitor and

The figure shows a network of three capacitors C_(1)=2muF, C_(2)=6muF and C_(3)=3muF connected across a battery of 10 V. calculate the charge acquired by C_(1) .

Four point charges q_(A) = 2 mu C , q_(B) = -5 mu C, q_(C) = -2 mu C and q_(D) = -5 mu C are located at the corners of a square ABCD of side 10 cm. What is the force on a charge of 1 mu C placed at the center of the square ?

Six charges , q_1 = +1 mu C , q_2 = +3 mu C , q_3 = +4 mu C , q_4 = -2 mu C , q_5 = -3 mu C and q_6 = -3 mu C are placed on a sphee of radius 10 cm. The potential at centre of sphere is

Four capacitors C_(1)=8 muF , C_(2)=2 muf, C_(3)=6 muF , and C_(4)=6, muF are arranged as shown in. Find the charge on all the capacitors in the circuit. .

Consider two capacitors : C_(1) = 10 mu C and C_(2) = 40 mu F . What is the equivalent capacitance if the two are connected. (1) in parallel ? (2) in series ? (3) If the two are connected in series to a 9.0 volt battery what are the charges Q_(1) and Q_(2) stored on the two capacitors ?