Three Phase Induction Motors The rotor of an induction motor runs at Below synchronous speed Above synchronous speed Synchronous speed Any of the above Below synchronous speed Above synchronous speed Synchronous speed Any of the above ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The starting torque of a squirrel cage induction motor is Negligible Same as full load torque Low Slightly more than full load torque Negligible Same as full load torque Low Slightly more than full load torque ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Slip of an induction motor is negative when Magnetic field and rotor rotate in opposite direction Rotor speed is more than the synchronous speed of the field and are in the same direction Rotor speed is less 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 more than the synchronous speed of the field and are in the same direction Rotor speed is less than the synchronous speed of the field and are in the same direction None of these ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The speed of a squirrel cage induction motor is changed by Pole changing Cascade control Rheostatic control None of the listed here Pole changing Cascade control Rheostatic control None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If a 3 phase induction motor is running at a slip S, then approximate efficiency of the motor is ______ 1-S None of the listed here S-1 1+S 1-S None of the listed here S-1 1+S ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In an induction motor, the ratio of rotor cu loss and rotor input is given by S/1-S S 1/S 1-S S/1-S S 1/S 1-S ANSWER DOWNLOAD EXAMIANS APP
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