Three Phase Induction Motors Slip of an induction motor is negative when None of these Magnetic field and rotor rotate in opposite direction Rotor speed is less than the synchronous speed of the field and are in the same direction Rotor speed is more than the synchronous speed of the field and are in the same direction None of these Magnetic field and rotor rotate in opposite direction Rotor speed is less than the synchronous speed of the field and are in the same direction Rotor speed is more than the synchronous speed of the field and are in the same direction ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In the circle diagram for induction motor, the diameter of the circle represents Rotor current Line voltage Running torque Slip Rotor current Line voltage Running torque Slip 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 Insertion of resistance in the rotor of an induction motor to develop a given torque Rotor current remains same Rotor current becomes zero Increases the rotor current Decreases the rotor current Rotor current remains same Rotor current becomes zero Increases the rotor current Decreases the rotor current ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The synchronous speed of a 3-phase induction motor having 20 poles and connected to a 50 Hz source is _____ 600 rpm 1200 rpm 1000 rpm 300 rpm 600 rpm 1200 rpm 1000 rpm 300 rpm ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a squirrel cage rotor, the bars are not placed parallel to the shaft but are skewed to have ______ Greater mechanical strength Less rotor losses None of the listed here Uniform torque Greater mechanical strength Less rotor losses None of the listed here Uniform torque ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS