Three Phase Induction Motors A 3 phase 440 v, 50 Hz induction motor has 4% slip. The frequency of rotor emf will be 20 Hz 200 Hz 50 Hz 2 Hz 20 Hz 200 Hz 50 Hz 2 Hz ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The shaft of induction motor is made of Stiff Hollow Flexible Any of the listed here Stiff Hollow Flexible Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The stator of a three phase induction motor produces _______ magnetic field. Steady Rotating None of the listed here Alternating Steady Rotating None of the listed here Alternating ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Less maintenance troubles are experienced in case of Both (A) and (B) Squirrel cage induction motor None of these Slip ring induction motor Both (A) and (B) Squirrel cage induction motor None of these Slip ring induction motor ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The low power factor of induction motor is due to All of these The reactive lagging magnetizing current necessary to generate the magnetic flux Rotor leakage reactance Stator reactance All of these The reactive lagging magnetizing current necessary to generate the magnetic flux Rotor leakage reactance Stator reactance ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If the air gap between the rotor and stator of a 3-phase induction motor is increased, then_______ None of the listed here Leakage reactances are decreased Leakage reactances are increased No load current is decreased None of the listed here Leakage reactances are decreased Leakage reactances are increased No load current is decreased ANSWER DOWNLOAD EXAMIANS APP
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