Question

An electric motor works on the principle:

A

of electromagnetic induction

B

when a rectangular coil is placed in a magnetic field and current is passed through it, a force acts on the coil which rotates it continuously.

C

both A and B 

D

None of the above 

Easy

Solution

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Correct option is
B

when a rectangular coil is placed in a magnetic field and current is passed through it, a force acts on the coil which rotates it continuously.

An electric motor utilises the magnetic effect of current. It works on the  principle that when a rectangular coil is placed in a magnetic field and current is passed through it, a force acts on the coil which rotates it continuously.

Solve any question of Magnetic Effects of Electric Current with:-

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