Q. 20 B4.8( 5 Votes )
What device reverses the current?
The device which reverse the current is known as commutator.
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(a) State Fleming’s left hand rule.
(b) Write the principle of working of an electric motor.
(c) Explain the function of the following parts of an electric motor.
(i) Armature (ii) Brushes (iii) Split ring
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