A dc shunt motor is running at 1000 rpm at the rated load torque. If w – McqOptions

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1.	A dc shunt motor is running at 1000 rpm at the rated load torque. If we reverse the supply terminals, then
A.	direction of rotation reverses and commutation will be unaffected
B.	direction of rotation will be same and commutation will be unaffected
C.	direction of ration reverses and commutation will be affected
D.	direction of ration will be same and commutation will be affected
Answer» C. direction of ration reverses and commutation will be affected

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