Recent questions tagged resistors

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State any two features of carbon composition resistors.

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The colour band on the extreme left in general purpose fixed resistors represents: A) Tolerance B) First significant digit C) Wattage Rating D) Voltage Rating

1 answer 14 views

Three identical resistors connected in star consume 5000 W. If the resistors are connected in delta across the same supply, the power consumed will be

1 answer 28 views

A network contains linear resistors and ideal voltage sources. If values of all the resistors are doubled then the voltage across each resistor will

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Consider a circuit with four resistors in series connected to a voltage source. What happens to the voltage across each resistor, if the value of each of the resistors is doubled? A) It will double B) It will remain the same C) It will be halved D) It will become zero

1 answer 18 views

When three resistors with unequal values are connected in parallel, _______ A) The current across the resistors is the same  B) The voltage drop across the resistors is the same C) The voltage drops across the resistors is proportional to the resistance of each resistor D) None of these

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What is the total resistance if 5 resistors of 20 Ω each are connected in series? A) 100 Ω B) 4 Ω C) 20 Ω D) None of these

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Consider a circuit with four 10 Ω resistors connected in parallel and the current flowing through the circuit is 5 A. What will be the current if the above 4 resistors are connected in parallel? A) 5 A B) 50 A C) 500 A D) None of these

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The circuit has resistors, capacitors and semi-conductor diodes. The circuit will be known as

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Voltage dependent resistors are used?

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Voltage dependent resistors are usually made from?

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Three identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be?

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Two resistors are said to be connected in series when?

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Wire-wound resistors are unsuitable for use at high frequencies because they?

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