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 No load current is decreased Leakage reactances are decreased Leakage reactances are increased None of the listed here No load current is decreased Leakage reactances are decreased Leakage reactances are increased ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a squirrel cage induction motor, the number of rotor bars is generally ________ Equal to stator poles None of the listed here Prime number Even number Equal to stator poles None of the listed here Prime number Even number ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If the supply voltage of a 3-phase induction motor is increased two times, then torque is _______ Increased two times Decreased two times Decreased four times Increased four times Increased two times Decreased two times Decreased four times Increased four times ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors At no load the rotor core loss of a 3 phase induction motor is Small Large None of the listed here Practically zero Small Large None of the listed here Practically zero 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 _____ 1600 rpm 2400 rpm 1200 rpm 400 rpm 1600 rpm 2400 rpm 1200 rpm 400 rpm ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors As load on an induction motor goes on increasing Its power factor goes on decreasing Its power factor goes on increasing up to full load and then it falls again Its power factor goes on increasing even after full load Its power factor remains constant Its power factor goes on decreasing Its power factor goes on increasing up to full load and then it falls again Its power factor goes on increasing even after full load Its power factor remains constant ANSWER DOWNLOAD EXAMIANS APP
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