Q. Interpoles in dc motors are used for
A. Increasing the speed of motor
B. Reducing sparking at the commutation
C. Decreasing the counter emf
D. Converting armature current to dc
Answer: Reducing sparking at the commutation
A. Increasing the speed of motor
B. Reducing sparking at the commutation
C. Decreasing the counter emf
D. Converting armature current to dc
Answer: Reducing sparking at the commutation
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