DC Motors Excessive motor vibration is caused by Worn bearings Too much brush tension Bent shaft Open armature coil Worn bearings Too much brush tension Bent shaft Open armature coil ANSWER DOWNLOAD EXAMIANS APP
DC Motors For starting a dc motor a starter is required because It limits the speed of the motor It starts the motor None of the listed here It limits the starting current to a safe value It limits the speed of the motor It starts the motor None of the listed here It limits the starting current to a safe value ANSWER DOWNLOAD EXAMIANS APP
DC Motors These days dc motors are widely used in Electric traction Air compressors Machine shops Pumping sets Electric traction Air compressors Machine shops Pumping sets ANSWER DOWNLOAD EXAMIANS APP
DC Motors A dc series motor is that which Can be started easily without load Has almost constant speed Has its field winding consisting of thick wire and less turns Has a poor torque Can be started easily without load Has almost constant speed Has its field winding consisting of thick wire and less turns Has a poor torque ANSWER DOWNLOAD EXAMIANS APP
DC Motors If a dc motor is to be selected for conveyors, which motor would be preferred? Shunt motor Series motor Cummulative compound motor Differentially compound motor Shunt motor Series motor Cummulative compound motor Differentially compound motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors The speed of a dc motor is None of the listed here inversely proportional to flux per pole inversely proportional to applied voltage Directly proportional to flux per pole None of the listed here inversely proportional to flux per pole inversely proportional to applied voltage Directly proportional to flux per pole ANSWER DOWNLOAD EXAMIANS APP
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