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 The 3- phase induction motor is so designed that the rotor should have ______ under running conditions. High reactance Low resistance high resistance Large slip High reactance Low resistance high resistance Large slip ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Insertion of resistance in the rotor of an induction motor to develop a given torque Increases the rotor current Rotor current remains same Decreases the rotor current Rotor current becomes zero Increases the rotor current Rotor current remains same Decreases the rotor current Rotor current becomes zero ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The stator of a three phase induction motor produces _______ magnetic field. Rotating Alternating None of the listed here Steady Rotating Alternating None of the listed here Steady ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If the frequency of 3-phase supply to the stator of a 3-phase induction motor is increased, then synchronous speed ______ Is decreased Is increased Remains unchanged None of the listed here Is decreased Is increased Remains unchanged None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors At no load the rotor core loss of a 3 phase induction motor is None of the listed here Practically zero Small Large None of the listed here Practically zero Small Large ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS