NEET Uncategorized MCQs & PYQs

In Fig, three capacitors C1, C2 and C3 are joined to a battery. With symbols having their usual meaning, the correct conditions will be:-

In the adjoining figure, four capacitors are shown with their respective capacities and the P.D. applied. The charge and the potential difference
across the 4μF capacitor will be :- (approximately)

In the circuit shown in Fig., the charge stored on a capacitor of capacitance 3 μF is :-

A parallel plate capacitor of Area A, plate separation d and capacitance C is filled with
three different dielectric materials having dielectric constants K1, K2 and K3 as shown.
If a single dielectric material is to be used to have the same capacitance C in this capacitor,
then its dielectric constant K is given by :-
(A = Area of plates)

In the circuit, shown in fig. ‘K’ is open. The charge on capacitor C in steady state is q1. Now key is closed and at steady state, the charge on C is q2. The ratio of charges \[\left( \frac{q_{1}}{q_{2}} \right)\] is

In the circuit shown in the figure. C = 6μF, The charge stored in the capacitor of capaciy C is :-

Three uncharged capacitors of capacitance C1, C2 and C3 are connected as shown in figure to one another and to point A, B and D at potentials VA, VB and VD. Then the potential at O will be :-

The potential difference between the plates of 4.5 μF capacitor in the following circuit will be:-

A part of circuit is shown in figure. All capacitors have capacitance of 2μF. Then :-

If $M$ is the molar mass of a gas, then the average speed of its molecules at temperature $T$ is