Three Phase Induction Motors The low power factor of induction motor is due to Rotor leakage reactance Stator reactance The reactive lagging magnetizing current necessary to generate the magnetic flux All of these Rotor leakage reactance Stator reactance The reactive lagging magnetizing current necessary to generate the magnetic flux All of these ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If a 4 pole induction motor has a synchronous speed of 1500 rpm, then supply frequency is _____ 50 Hz 60 Hz 25 Hz None of the listed here 50 Hz 60 Hz 25 Hz None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors One of the speeds of a 2 speed squirrel cage induction motor is 800 rpm. The other speed will be _____ 400 rpm 1200 rpm 2400 rpm 1600 rpm 400 rpm 1200 rpm 2400 rpm 1600 rpm ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The crawling in an induction motor is caused by Low voltage supply Harmonics developed in the rotor Improper design of machine High loads Low voltage supply Harmonics developed in the rotor Improper design of machine High loads ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Insertion of resistance in the rotor of an induction motor to develop a given torque Rotor current remains same Increases the rotor current Rotor current becomes zero Decreases the rotor current Rotor current remains same Increases the rotor current Rotor current becomes zero Decreases the rotor current ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The shaft of induction motor is made of Any of the listed here Flexible Stiff Hollow Any of the listed here Flexible Stiff Hollow ANSWER DOWNLOAD EXAMIANS APP
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