Electric Motors Quiz: Commutator, Stator, Back EMF, Rotor Bars

To increase the speed of the motor

To reverse the direction of the current in the armature coil (correct)

To control the torque of the motor

To convert AC to DC

To regulate the speed of the rotor

To conduct electrical current to the rotor

To provide a magnetic field for the rotor to interact with (correct)

To support and protect the rotor

It decreases

It becomes zero

It remains constant

It increases (correct)

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