Capacitor · Physics · NEET

A $$12 \mathrm{~pF}$$ capacitor is connected to a $$50 \mathrm{~V}$$ battery, the electrostatic energy stored in the capacitor in $$\mathrm{nJ}$$ is...

The capacitance of a capacitor with charge $$q$$ and a potential difference $$V$$ depends on

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

In the following circuit, the equivalent capacitance between terminal A and terminal B is : ...

If the plates of a parallel plate capacitor connected to a battery are moved close to each other, then A. the charge stored in it, increases. B. the e...

The equivalent capacitance of the arrangement shown in figure is: ...

To produce an instantaneous displacement current of $$2 \mathrm{~mA}$$ in the space between the parallel plates of a capacitor of capacitance $$4 ~\mu...

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

The distance between the two plates of a parallel plate capacitor is doubled and the area of each plate is halved. If C is its initial capacitance, it...

The effective capacitances of two capacitors are 3 $$\mu$$F and 16 $$\mu$$F, when they are connected in series and parallel respectively. The capacita...

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 connect...

A parallel plate capacitor has a uniform electric field $$\overrightarrow E $$ in the space between the plates. If the distance between the plates is ...

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

The capacitance of a parallel plate capacitor with air as medium is 6$$\mu $$F. With the introduction of a dielectric medium, the capacitance become 3...

A parallel plate capacitor of capacitance 20 $$\mu $$F is being charged by a voltage source whose potential is changing at the rate of 3V/s. The cond...

The electrostatic force between the metal plates of an isolated parallel plate capacitor C having a charge Q and area A, is

A capacitor is charged by a battery. The battery is removed and another identical unchanged capacitor is connected in parallel. The total electrostati...

A parallel-plate capacitor of area a, plate separation d and capacitance C is filled with four dielectric materials having dielectric constants k1, k2...

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 dissipa...

A parallel plate air capacitor has capacity C, distance of separation between plates is d and potential difference $$V$$ is applied between the plates...

A parallel plate air capacitor of capacitance C is connected to a cell of emf V and then disconnected from it. A dielectric slab of dieletric constant...

Two thin dielectric slabs of dielectric constants K1 and K2(K1 < K2) are inserted between plates of a parallel plate capacitor, as shown in the fig...

A parallel plate capacitor has a uniform electric field E in the space between the plates. If the distance between the plates is d and area of each pl...

A parallel plate capacitor has a uniform electric field E in the space between the plates. If the distance between the plates is d and area of each pl...

Two parallel metal plates having charges +Q and $$-$$Q face each other at a certain distance between them. If the plates are now dipped in kerosene oi...

A series combination of n1 capacitors, each of value C1, is charged by a source of potential difference 4V. When another parallel combination of n2 c...

Three capacitors each of capacitance C and of breakdown voltage V are joined in series. The capacitance and breakdown voltages of the combination will...

A parallel plate capacitor has a uniform electric field E in the space between the plates. If the distance between the plates is d and area of each pl...

Two condensers, one of capacity C and other of capacity C/2 are connected to a V-volt battery, as shown in the figure. The work done in charging fully...

A parallel plate air capacitor is charged to a potential difference of V volts. After disconnecting the charging battery the distance between the plat...

A network of four capacitors of capacity equal to C1 = C, C2 = 2C, C3 = 3C and C4 = 4C are connected to a battery as shown in the figure. The ratio of...

Three capacitors each of capacity 4 $$\mu $$F are to be connected in such a way that the effective capacitance is $$6\mu F.$$ This can be done by

A capacitor of capacity C1 charged upto V volt and then connected to an uncharged capacitor of capacity C2. The final potential difference across each...

Energy per unit volume for a capacitor having area A and separation d kept at potential difference V is given by

A capacitor is charged with a battery and energy stored is U. After disconnecting battery another capacitor of same capacity is connected in parallel ...