Combination of Resistors: JEE Questions & Solutions

Two known resistances of R and 2R and one unknown resistance X are connected in a circuit as shown in the figure. If the equivalent…

The equivalent resistance between the points A and B in the given circuit is x5. Find the value of x.

A wire of resistance 9 is bent to form an equilateral triangle. Then the equivalent resistance across any two vertices will be:

Find the equivalent resistance between two ends of the following circuit: % Circuit Description The circuit consists of three resistors,…

A wire of resistance R is bent into an equilateral triangle and an identical wire is bent into a square. The ratio of resistance between…

There are n number of identical electric bulbs, each is designed to draw a power p independently from the mains supply. They are now joined…

From the combination of resistors with resistance values R1 = R2 = R3 = 5 and R4 = 10, which of the following combination is the best…

A wire of resistance R is bent into a triangular pyramid as shown in the figure, with each segment having the same length. The resistance…

When a potential difference V is applied across a wire of resistance R, it dissipates energy at a rate W. If the wire is cut into two…

A wire is cut into two halves, and these halves are connected in parallel. The resistance of the wire before cutting was R. The equivalent…

Two resistances of 100 and 200 are connected in series with a battery of 4 V and negligible internal resistance. A voltmeter is used to…

The effective resistance between A and B, if the resistance of each resistor is R, will be:

To determine the resistance R of a wire, a circuit is designed. The value of R is:

In the given circuit, the equivalent resistance between the terminal A and B is.

Equivalent resistance between the adjacent corners of a regular n-sided polygon of uniform wire of resistance R would be:

The equivalent resistance of the circuit shown below between points a and b is:

10 resistors each of resistance 10 can be connected to get maximum and minimum equivalent resistance. The ratio of maximum to minimum…

Two identical heater filaments are connected first in parallel and then in series. At the same applied voltage, the ratio of heat produced…

Given below are two statements: Statement I: The equivalent resistance of resistors in a series combination is smaller than the least…