Three Phase Induction Motors In an induction motor if air gap increased Copper loss will reduce Bearing friction will reduce Windage losses will be more The power factor will be low Copper loss will reduce Bearing friction will reduce Windage losses will be more The power factor will be low ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If any two phases for an induction motor are interchanged The motor will not run The motor will burn The motor will run in reverse direction The motor will run at reduced speed The motor will not run The motor will burn The motor will run in reverse direction The motor will run at reduced speed 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 None of the listed here (1-S) × rotor input (1+S) × rotor input S × rotor input None of the listed here (1-S) × rotor input (1+S) × rotor input S × rotor input ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The full load slip of a 3-phase induction motor ranges from 2 to 5 % None of the listed here 10 to 20 % 20 to 30 % 2 to 5 % None of the listed here 10 to 20 % 20 to 30 % ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The starting torque of a squirrel cage induction motor is Low Slightly more than full load torque Negligible Same as full load torque Low Slightly more than full load torque Negligible Same as full load torque ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The complete circle diagram of induction motor can be drawn with the help of data found from Blocked rotor test Stator resistance test No-load test All of these Blocked rotor test Stator resistance test No-load test All of these ANSWER DOWNLOAD EXAMIANS APP