All d.c. machines are characterized by

February 7, 2022

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All d.c. machines are characterized by

Q. All d.c. machines are characterized by

A. Electric brushes

B. Armature

C. Commutator

D. Magnetic poles

Answer: Commutator

All d.c. machines are characterized by

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A dc shunt motor is driving a constant torque load with rated excitation. If the field current is reduced to half, then the speed of the motor will become

All d.c. machines are characterized by

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Armature voltage control is suitable if d.c. machine is driven at constant

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