Three Phase Induction Motors If an induction motor is running at slip S, then rotor output is ______ S × rotor input (1+S) × rotor input (S-1) × rotor input (1-S) × rotor input S × rotor input (1+S) × rotor input (S-1) × rotor input (1-S) × rotor input ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In an induction motor, no load the slip is generally 1.5 % 2% 4% Less than 1% 1.5 % 2% 4% Less than 1% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The starting torque of an induction motor is maximum when rotor resistance per phase is _____ rotor reactance / phase. Two times Equal to None of the listed here Four times Two times Equal to None of the listed here Four times ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The torque developed by a 3 phase induction motor least depends on Rotor power factor Shaft diameter Rotor emf Rotor current Rotor power factor Shaft diameter Rotor emf Rotor current ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The frequency of rotor current in a 6-pole , 50 Hz, 3-phase induction motor running at 950 rpm is 0.05 Hz 1.5 Hz 2.5 Hz 5 Hz 0.05 Hz 1.5 Hz 2.5 Hz 5 Hz ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors An induction motor with 1000 r.p.m. speed will have 6 poles 8 poles 2 poles 4 poles 6 poles 8 poles 2 poles 4 poles ANSWER DOWNLOAD EXAMIANS APP