Kirchhoff's Laws & Circuits: JEE Questions & Solutions

The heat generated in 1 minute between points A and B in the given circuit, when a battery of 9 V with internal resistance of 1 is…

The charge stored by the capacitor C in the given circuit in the steady state is 1cm.

A wire of uniform resistance / m is bent into a circle of radius r and another piece of wire with length 2r is connected between points A…

Two resistors of 100 each are connected in series with a 9 V battery. A voltmeter of 400 resistance is connected to measure the voltage…

A regular hexagon is formed by six wires each of resistance r and the corners are joined to the centre by wires of same resistance. If the…

The reading of the ammeter (A) in steady state in the following circuit (assuming negligible internal resistance of the ammeter) is A.

Sliding contact of a potentiometer is in the middle of the potentiometer wire having resistance Rp = 1 as shown in the figure. An external…

The net current flowing in the given circuit is A.

Refer to the circuit diagram given in the figure, which of the following observation are correct? A. Total resistance of circuit is 6 B.…

What is the current through the battery in the circuit shown below?

In the figure shown below, a resistance of 150.4 is connected in series to an ammeter A of resistance 240. A shunt resistance of 10 is…

Three voltmeters are joined as shown. When a potential difference is applied across A and B, their readings are V1, V2, and V3. Choose the…

In the given circuit, the current flowing through the resistance 20 is 0.3 A, while the ammeter reads 0.9 A. The value of R1 is:

A potential divider circuit is shown in the figure. The output voltage ( V0) is:

A 16 wire is bent to form a square loop. A 9 V battery with internal resistance 1 is connected across one of its sides. If a 4 F capacitor…

As shown in the figure, a network of resistors is connected to a battery of 24 V with an internal resistance of 3. The currents through the…

A cell of emf 90 is connected across a series combination of two resistors each of 100 resistance. A voltmeter of resistance 400 is used to…

If the potential difference between B and D is zero, the value of x is 1n. The value of n is........

For the given circuit, in the steady state, |VB - VD| =......... V.

In the given circuit the value of | I1 + I3I2 | is.

Figure shows a part of an electric circuit. The potentials at points a, b, and c are 30 V, 12 V, and 2 V respectively. The current through…

As shown in the figure, the voltmeter reads 2 V across a 5 resistor. The resistance of the voltmeter is.

In this figure, the resistance of the coil of galvanometer G is 2. The emf of the cell is 4 V. The ratio of potential difference across C1…

In the circuit diagram shown in figure given below, the current flowing through resistance 3 is x3 A. The value of x is

The current flowing through R2 is: