Three Phase Induction Motors The torque developed by a 3 phase induction motor least depends on Rotor current Rotor emf Rotor power factor Shaft diameter Rotor current Rotor emf Rotor power factor Shaft diameter ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors 3-phase wound rotor morors are also called _____ motors. Commutator Synchronous Slip ring Series Commutator Synchronous Slip ring Series ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The rotor of induction motor Insufficient data Always revolves in the direction of stator flux Always revolves in the direction opposite to stator flux None of the listed here Insufficient data Always revolves in the direction of stator flux Always revolves in the direction opposite to stator flux None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The magnetising current drawn by a 3 phase induction motor is about _______ of full load stator current. 30 to 50% 10 to 15% 15 to 20 % 5% 30 to 50% 10 to 15% 15 to 20 % 5% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In an induction motor the relationship between stator slots and rotor slots is that Stator slots are exact multiple of rotor slots Stator slots are not exact multiple of rotor slots Stator slots are equal to rotor slots None of the listed here Stator slots are exact multiple of rotor slots Stator slots are not exact multiple of rotor slots Stator slots are equal to rotor slots None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Slip of an induction motor is negative when Magnetic field and rotor rotate in opposite direction Rotor speed is less than the synchronous speed of the field and are in the same direction Rotor speed is more than the synchronous speed of the field and are in the same direction None of these Magnetic field and rotor rotate in opposite direction Rotor speed is less than the synchronous speed of the field and are in the same direction Rotor speed is more than the synchronous speed of the field and are in the same direction None of these ANSWER DOWNLOAD EXAMIANS APP
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