Three Phase Induction Motors The frame of an induction motor is usually made of Silicon steel Cast iron Bronze Aluminium Silicon steel Cast iron Bronze Aluminium ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The power factor of an induction motor under no load conditions will be closer to Unity 0.5 leading 0.2 leading 0.2 lagging Unity 0.5 leading 0.2 leading 0.2 lagging ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The cogging of an induction motor can be avoided by Proper ventilation Using DOL starter Having number of rotor slots more or less than the number of stator slots Auto transformer starter Proper ventilation Using DOL starter Having number of rotor slots more or less than the number of stator slots Auto transformer starter ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The term cogging is associated with Three phase transformer Induction motors Dc series motors Compound generators Three phase transformer Induction motors Dc series motors Compound generators ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The crawling in an induction motor is caused by High loads Improper design of machine Harmonics developed in the rotor Low voltage supply High loads Improper design of machine Harmonics developed in the rotor Low voltage supply ANSWER DOWNLOAD EXAMIANS APP
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