Three Phase Induction Motors The number of slip rings on a squirrel cage induction motor is usually None One Two Three None One Two Three ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In the circle diagram for induction motor, the diameter of the circle represents Rotor current Running torque Line voltage Slip Rotor current Running torque Line voltage Slip 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 ______ None of the listed here 40% 65% 90% None of the listed here 40% 65% 90% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors When the rotor of a 3-phase induction motor is blocked, the slip is _____ 0 0.1 0.5 1 0 0.1 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If the supply voltage of a 3-phase induction motor is increased two times, then torque is _______ Decreased four times Decreased two times Increased four times Increased two times Decreased four times Decreased two times Increased four times Increased two times ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If a 4 pole induction motor has a synchronous speed of 1500 rpm, then supply frequency is _____ None of the listed here 60 Hz 25 Hz 50 Hz None of the listed here 60 Hz 25 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
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