Three Phase Induction Motors Less maintenance troubles are experienced in terms of None of the listed here Both squirrel cage and slip ring Slip ring induction motor Squirrel cage induction motor None of the listed here Both squirrel cage and slip ring Slip ring induction motor Squirrel cage induction motor ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The approximate efficiency of a 3-phase , 50 Hz, 4 pole induction motor running at 1350 rpm is ______ 40% 65% None of the listed here 90% 40% 65% None of the listed here 90% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If a 3-phase induction motor is running at slip S, then rotor copper loss is equal to (1-S) × rotor input (1+S) × rotor input None of the listed here S × rotor input (1-S) × rotor input (1+S) × rotor input None of the listed here S × rotor input ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The induction motor has lagging power factor during Operation only Both starting and operation None of the listed here Starting only Operation only Both starting and operation None of the listed here Starting only ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In an induction motor, no load the slip is generally 4% Less than 1% 1.5 % 2% 4% Less than 1% 1.5 % 2% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If a 3 phase induction motor is running at a slip S, then approximate efficiency of the motor is ______ 1+S S-1 1-S None of the listed here 1+S S-1 1-S None of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS