Three Phase Induction Motors In medium sized induction motor, the slip is generally around 0.4 % 0.04 % 4 % 14% 0.4 % 0.04 % 4 % 14% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The advantage of wound rotor motor is that _______ External resistance can be inserted in the rotor circuit It is inexpensive It requires less maintenance None of the listed here External resistance can be inserted in the rotor circuit It is inexpensive It requires less maintenance None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a 3 phase induction motor, the rotor speed is _____ the synchronous speed. Smaller than Equal to Greater than None of the listed here Smaller than Equal to Greater than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Insertion of resistance in the rotor of an induction motor to develop a given torque Decreases the rotor current Rotor current becomes zero Rotor current remains same Increases the rotor current Decreases the rotor current Rotor current becomes zero Rotor current remains same Increases the rotor current ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The frequency of rotor current in a 6-pole , 50 Hz, 3-phase induction motor running at 950 rpm is 1.5 Hz 2.5 Hz 0.05 Hz 5 Hz 1.5 Hz 2.5 Hz 0.05 Hz 5 Hz ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The shape of the torque/slip curve of induction motor is Rectangular parabola Hyperbola Parabola Straight line Rectangular parabola Hyperbola Parabola Straight line ANSWER DOWNLOAD EXAMIANS APP