Three Phase Induction Motors The stator of a three phase induction motor produces _______ magnetic field. Steady None of the listed here Alternating Rotating Steady None of the listed here Alternating Rotating ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors DOL starting of induction motors is usually restricted to Variable speed motors Low horsepower motors High speed motors High horsepower motors Variable speed motors Low horsepower motors High speed motors High horsepower motors ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Slip rings are usually made of Phospor bronze Aluminium Carbon Copper Phospor bronze Aluminium Carbon Copper ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The maximum torque of a 3-phase induction motor under running conditions is Inveresly proportional to supply voltage inversely proportional to rotor reactance at standstill Directly proportional to rotor resistance None of the listed here Inveresly proportional to supply voltage inversely proportional to rotor reactance at standstill Directly proportional to rotor resistance None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The frequency of rotor current in a 6-pole , 50 Hz, 3-phase induction motor running at 950 rpm is 1.5 Hz 0.05 Hz 2.5 Hz 5 Hz 1.5 Hz 0.05 Hz 2.5 Hz 5 Hz ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The crawling in an induction motor is caused by Harmonics developed in the rotor Low voltage supply High loads Improper design of machine Harmonics developed in the rotor Low voltage supply High loads Improper design of machine ANSWER DOWNLOAD EXAMIANS APP
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