Three Phase Induction Motors One of the speeds of a 2 speed squirrel cage induction motor is 800 rpm. The other speed will be _____ 1200 rpm 400 rpm 2400 rpm 1600 rpm 1200 rpm 400 rpm 2400 rpm 1600 rpm 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 _____ 25 Hz 60 Hz 50 Hz None of the listed here 25 Hz 60 Hz 50 Hz None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In an induction motor the relationship between stator slots and rotor slots is that Stator slots are not exact multiple of rotor slots Stator slots are equal to rotor slots None of the listed here Stator slots are exact multiple of rotor slots Stator slots are not exact multiple of rotor slots Stator slots are equal to rotor slots None of the listed here Stator slots are exact multiple of rotor slots ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The direction of rotation of field in a 3 phase induction motor depends upon _____ Phase sequence of supply voltage Magnitude of supply voltage Supply frequency Number of poles Phase sequence of supply voltage Magnitude of supply voltage Supply frequency Number of poles 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 20 Hz 50 Hz 2 Hz 200 Hz 20 Hz 50 Hz 2 Hz 200 Hz ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Insertion of resistance in the rotor of an induction motor to develop a given torque Rotor current remains same Decreases the rotor current Increases the rotor current Rotor current becomes zero Rotor current remains same Decreases the rotor current Increases the rotor current Rotor current becomes zero ANSWER DOWNLOAD EXAMIANS APP
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