Three Phase Induction Motors The cogging of an induction motor can be avoided by Auto transformer starter Using DOL starter Proper ventilation Having number of rotor slots more or less than the number of stator slots Auto transformer starter Using DOL starter Proper ventilation Having number of rotor slots more or less than the number of stator slots ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The stator of a three phase induction motor produces _______ magnetic field. None of the listed here Alternating Rotating Steady None of the listed here Alternating Rotating Steady 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 Small Large Infinity Absent Small Large Infinity Absent ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors When a 3-phase induction motor is at no load, the slip is ______ 0.2 1 Practically zero 0.5 0.2 1 Practically zero 0.5 ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The frame of an induction motor is usually made of Cast iron Bronze Aluminium Silicon steel Cast iron Bronze Aluminium Silicon steel 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 decreased None of the listed here Leakage reactances are increased No load current is decreased Leakage reactances are decreased None of the listed here Leakage reactances are increased ANSWER DOWNLOAD EXAMIANS APP
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