Capacitance

Two thin dielectric slabs of dielectric constants $K_{1}$ and $K_{2}\left(K_{1}<K_{2}\right)$ are inserted between plates of a parallel plate capacitor, as shown in the figure. The variation of electric field ' $E$ '…

The steady state current in| the circuit shown below is :

The equivalent capacitance of the arrangement shown in figure is

The equivalent capacitance of the system shown in the following circuit is:

The equivalent capacitance of the combination shown in the figure is:

A parallel plate capacitor having cross-sectional area $A$ and separation $d$ has air in between the plates. Now an insulating slab of the same area but the thickness,$\frac{d}{2}$,is inserted between the plates as…

A capacitor is charged by a battery. The battery is removed and another identical uncharged capacitor is connected in parallel. The total electrostatic energy of resulting system

The capacitance of a parallel plate capacitor with air as medium is $6\mu\,\text{F}$. With the introduction of a dielectric medium, the capacitance becomes $30\mu\,\text{F}$. The permittivity of the medium is:…

A parallel-plate capacitor of area A, plate separation d and capacitance C is filled with four dielectric materials having dielectric constants $k_{1}$, $k_{2}$, $k_{3}$ and $k_{4}$ as shown in the figure below. If a…

A capacitor of capacitance C=900 pF is charged fully by 100 V battery B as shown in figure (a). Then it is disconnected from the battery and connected to another uncharged capacitor of capacitance C=900 pF as shown in…

A capacitor of 2 $\mu$F is charged as shown in the diagram. When the switch S is turned to position 2, the percentage of its stored energy dissipated is[image]

Two thin dielectric slabs of dielectric constants \$K_{1}$ and \$K_{2}(K_{1}