In the following figure, the effective capacity between the points $P$ and $Q$ will be,

Ten identical capacitors are connected as shown. The capacitance of each capacitor is $30 \mathrm{\mu F}$. Find the equivalent capacitance between $A$ and $B$.

The capacitance of a system of capacitors between points $A$ and $B$, shown in the given figure is,

The capacitance of a system of capacitors between points $A$ and $B$, as shown in the given figure is,

In the figure shown below, the equivalent capacitance between $A$ and $B$ is,

The equivalent capacitance between the points $A$ and $B$ is

The equivalent capacitance between the terminals $x$ and $y$, as shown in the below figure, will be

A network of four capacitors of capacity equal to $C_1=C$, $C_2=2C$, $C_3=3C$ and $C_4=4C$ are connected to a battery of $V$ volt, as shown in the figure. The ratio of the charges on $C_2$ to that on $C_4$ is