Three Phase Induction Motors The rotor of an induction motor runs at Synchronous speed Above synchronous speed Below synchronous speed Any of the above Synchronous speed Above synchronous speed Below synchronous speed Any of the above ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors A 3 phase 440 v, 50 Hz induction motor has 4% slip. The frequency of rotor emf will be 2 Hz 50 Hz 20 Hz 200 Hz 2 Hz 50 Hz 20 Hz 200 Hz ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a 3 phase induction motor, the rotor speed is _____ the synchronous speed. Equal to None of the listed here Smaller than Greater than Equal to None of the listed here Smaller than Greater than 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. Equal to Four times Two times None of the listed here Equal to Four times Two times None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors 5 H.P., 50Hz, 3-phase, 440 V, induction motors are available for the following r.p.m. Which motor will be the costliest? 1440 rpm 2880 rpm 1000 rpm 730 rpm 1440 rpm 2880 rpm 1000 rpm 730 rpm ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The maximum torque in an induction motor depends on Rotor inductive reactance All of the listed here Square of supply voltage Frequency Rotor inductive reactance All of the listed here Square of supply voltage Frequency ANSWER DOWNLOAD EXAMIANS APP
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