Current Electricity Mcqs

Our collections of Multiple choice questions and answers focuses on study of Current Electricity in Physics. These questions are chosen from a collection of most authoritative and best reference books on Physics. Our aim is to prepare an individual for competitive exams like NTS, GAT, ECAT, MDCAT, Teaching jobs Tests and Chemical industry job interviews. One should practice our Mcqs to assimilate knowledge on Current Electricity in Physics comprehensively.

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17.
Production of heat due to an electric current flowing through a conductor is given by

Joule effect

Joule Thomsons effect

Comptons effect

Feed back effect

20.
Resistance of a conductor depends upon

Nature of conductor

Dimension of conductor

Physical state of the conductor

All of above

22.
Resistance of a wire on increasing its temperature will

Increase with rise in temperature

Decrease with rise in temperature

Will remain same

Depends upon altitude of experimentation

25.
Specific resistance of a wire

Will depend on its length

Will depend on its radius

Will depend on the type of material of the wire

Will depend on none of the above

26.
Terminal potential difference of a battery is greater than its emf when

The internal resistance of battery is infinite

The internal resistance of battery is zero

The battery is charged

The battery is discharged

27.
The current in the circuit shown in figure – What will be the current in the circuit?

1/45A

1/10A

1/5A

5A

28.
The current through a metallic conductor is due to the motion of

Free electrons

Protons

Neutrons

Still under controversy

30.
The resistance of a conductor at absolute zero (OK) is

Zero almost

Infinite almost

No prediction at all

May increase or decrease

error: You are not allowed to do so.....
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