Electromagnetic Induction

MM

Mashaal Masha

Oct 15, 2022

Choose the correct options for the following questions.

The rate of change of area is expressed in:

Difficulty: Easy

A:

m^{2}s^{-1}

B:

ms^{-2}

C:

m^{2}s^{-2}

D:

ms^{-1}

A loop of wire is placed in a uniform magnetic field that is perpendicular to the plane of the loop. The electromotive force is induced in the loop when its area:

Difficulty: Easy

A:

Shrinks at constant rate

B:

Expands at constant rate

C:

Neither expands nor shrinks

D:

Either shrinks or expands