Three Phase Induction Motors In an induction motor, the ratio of rotor cu loss and rotor input is given by 1-S 1/S S S/1-S 1-S 1/S S S/1-S ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The full load slip of a 3-phase induction motor ranges from None of the listed here 10 to 20 % 20 to 30 % 2 to 5 % None of the listed here 10 to 20 % 20 to 30 % 2 to 5 % ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The speed of a squirrel cage induction motor is changed by Pole changing Rheostatic control Cascade control None of the listed here Pole changing Rheostatic control Cascade control None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a squirrel cage rotor, the bars are not placed parallel to the shaft but are skewed to have ______ Uniform torque Greater mechanical strength Less rotor losses None of the listed here Uniform torque Greater mechanical strength Less rotor losses None of the listed here 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 A 3 phase 440 v, 50 Hz induction motor has 4% slip. The frequency of rotor emf will be 200 Hz 2 Hz 50 Hz 20 Hz 200 Hz 2 Hz 50 Hz 20 Hz ANSWER DOWNLOAD EXAMIANS APP
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