Combination of Resistor
Combination of Resistor: Overview
This topic covers concepts, such as Combination of Resistors, Parallel Combination of Resistors, Series Combination of Resistors, Distribution of Potential Difference among Resistors in Series, Equivalent Resistance in Series Combination, Power Distribution in Series Combination of Resistors, Distribution of Current among Different Resistors in Parallel, Equivalent Resistance in Parallel Combination & Power Consumed in a Parallel Combination of Resistors etc.
Important Questions on Combination of Resistor
In the figure:
(a) Find and .
(b). Find the potential difference by X-Y.

In the accompanying figure, the equivalent resistance between points and is

In the given circuit diagram, calculate:
(i) The main current through the circuit and
(ii) Also current through resistor.

In the figure shown the equivalent resistance between and is

In the given circuit, what will be the equivalent resistance between and ?

Consider the circuit shown in the figure. Equivalent resistance between terminals equals and respectively. Find the resistance and .

Find equivalent resistance between points and .

Three equal resistances each of value are joined as shown in figure. The equivalent resistance between and is

The equivalent resistance between point and is

Three resistance of each are connected in delta. The resistance of equivalent star will have a value of

The figure below shows four resistors connected in a circuit with a battery. Which of the following correctly Ranks the potential difference, , across the four resistors?

The equivalent resistance between and is

is a uniform circular wire of resistance and are two wires forming diameters at right angles, each of resistance . The equivalent resistance between points and is?

Find the current () in the given circuit

What is the potential difference between between A and B ?

What is the resultant resistance between between A and B ?

Which of the following combination of resistances has same potential difference across each resistance?


Describe the distribution of potential difference among resistance in series.

As shown in the figure calculate the equivalent resistance of the circuit. Given , and .
