Three Phase Induction Motors The speed of a squirrel cage induction motor is changed by None of the listed here Rheostatic control Cascade control Pole changing None of the listed here Rheostatic control Cascade control Pole changing ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The good power factor of an induction motor can be achieved if the average flux density in the air gap is Absent Large Small Infinity Absent Large Small Infinity 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_______ No load current is decreased Leakage reactances are increased Leakage reactances are decreased None of the listed here No load current is decreased Leakage reactances are increased Leakage reactances are decreased None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors For the same kVA rating, the leakage flux in induction motor is _______ that of transformer. Less than None of the listed here More than About the same Less than None of the listed here More than About the same ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In an induction motor, no load the slip is generally 4% 1.5 % Less than 1% 2% 4% 1.5 % Less than 1% 2% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors A high starting torque can be obtained in a 3phase induction motor by _______ None of the listed here Decreasing rotor resistance Increasing rotor reactance Increasing rotor resistance None of the listed here Decreasing rotor resistance Increasing rotor reactance Increasing rotor resistance ANSWER DOWNLOAD EXAMIANS APP
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