Welcome to your DC Circuits MCQ practice assessment.

Which of the following material has nearly zero temperature coefficient of resistance

In a circuit a 33 ohms resistor carries a current of 2 A. The voltage across the resistor is

The resistance of wire varies inversely as

Which of the following materials has a negative temperature coefficient of resistance?

The curve representing ohm's law is

A current of 16 amperes divides between two branches in parallel of resistances 8 ohms and 12 ohms respectively. The current in each branch is

The substances which have a large number of free electrons and offer a low resistance are called

The resistance of a parallel circuit consisting of two branches is 12 ohms. If the resistance of one branch is 18 ohms, what is the resistance of the other ?

With rise in temperature the resistance of pure metals

You have to replace 1500 ohms resistor in radio. You have no 1500 ohms resistor but have several 1000 ohms ones which you would connect

Specific resistance of a material is

Electrical appliances are not connected in series because

Insulating materials have the function of

The property of a conductor due to which it passes current is called

A DC circuit has ___________ as a load

According to Kirchoff’s voltage law,

A resistance having rating 10 ohms, 10 W is likely to be a

One coulomb of charge is equal to the charge of

Two resistors are said to be connected in series when

The purpose of load in an electric circuit is to