In the figure is shown a system of four capacitors connected across a $10 \mathrm{V}$ battery. The charge that will flow from switch S when it is closed is:

In the figure, a capacitor is filled with dielectrics. The resultant capacitance is

The effective capacity in the following figure between the points $P$ and $Q$ will be 

For section $AB$ of a circuit shown in figure, $C_1=1 \mathrm{\mu F},C_2=2 \mathrm{\mu F},E=10 \mathrm{V}$, and the potential difference $V_A-V_B=-10 V$. Charge on capacitor $C_1$ is:

Figure shows a network of capacitors where the number indicates capacitances in micro Farad. The value of capacitance C if the equivalent capacitance between point A and B is to be $1 \mu F$ is :

Figure shows charge $\left(\mathrm{q}\right)$ versus voltage $\left(\mathrm{V}\right)$ graph for series and parallel combination of two given capacitors. The capacitances are:

The equivalent capacitance between $A$ and $B$ in the circuit is given below.

Three capacitances, each of 3 $\mu \text{F}$, are provided. These cannot be combined to provide the resultant capacitance of :

Two uncharged capacitors are charged with a battery of $E \mathrm{volt}$. The ratio of charges produced on these capacitors $\left(\frac{Q_1}{Q_2}\right)$ will be