Three Phase Induction Motors The stator of a three phase induction motor produces _______ magnetic field. Rotating Steady None of the listed here Alternating Rotating Steady None of the listed here Alternating ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a squirrel cage induction motor, the number of rotor bars is generally ________ Even number Equal to stator poles None of the listed here Prime number Even number Equal to stator poles None of the listed here Prime number ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Very large 3-phase induction motors (greater than 25 HP) are started _____ Star-delta starting Direct on line None of the listed here By auto transformer starting Star-delta starting Direct on line None of the listed here By auto transformer starting ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The rotor of an induction motor runs at Above synchronous speed Below synchronous speed Synchronous speed Any of the above Above synchronous speed Below synchronous speed Synchronous speed Any of the above ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The direction of rotation of field in a 3 phase induction motor depends upon _____ Supply frequency Magnitude of supply voltage Number of poles Phase sequence of supply voltage Supply frequency Magnitude of supply voltage Number of poles Phase sequence of supply voltage ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The power factor of an induction motor under no load conditions will be closer to 0.5 leading Unity 0.2 lagging 0.2 leading 0.5 leading Unity 0.2 lagging 0.2 leading ANSWER DOWNLOAD EXAMIANS APP