Commercial electric motors do not use a permanent magnet to rotate the armature.

True

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False

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Solution

The correct option is A
True

A commercial motor uses an electromagnet and not a permanent magnet. Hence the given statement is wrong.

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Similar questions

State True or False:

Commercial electric motors do not use a permanent magnet to rotate the armature.

Question 6
Commercial electric motors do not use

(a) an electromagnet to rotate the armature
(b) effectively large number of turns of conducting wire in the current carrying coil
(c) a permanent magnet to rotate the armature
(d) a soft iron core on which the coil is wound

Q. Commercial electric motors do not use :

Q. Why an armature of an electric motor rotate ?

Q. The main advantage of a permanent magnet over an electromagnet is that a permanent magnet does not require a continuous supply of electrical energy to maintain its magnetic field.
State whether the above statement is true or false?

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Commercial electric motors do not use a permanent magnet to rotate the armature.

The correct option is A True A commercial motor uses an electromagnet and not a permanent magnet. Hence the given statement is wrong.

The correct option is A
True

A commercial motor uses an electromagnet and not a permanent magnet. Hence the given statement is wrong.