Three Phase Induction Motors The power factor of an induction motor under no load conditions will be closer to 0.2 leading 0.2 lagging Unity 0.5 leading 0.2 leading 0.2 lagging Unity 0.5 leading ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The rotor of an induction motor runs at Any of the above Above synchronous speed Synchronous speed Below synchronous speed Any of the above Above synchronous speed Synchronous speed Below synchronous speed ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors A high starting torque can be obtained in a 3phase induction motor by _______ Decreasing rotor resistance None of the listed here Increasing rotor reactance Increasing rotor resistance Decreasing rotor resistance None of the listed here Increasing rotor reactance Increasing rotor resistance 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 ______ S-1 None of the listed here 1+S 1-S S-1 None of the listed here 1+S 1-S ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The starting torque of a squirrel cage induction motor is Low Slightly more than full load torque Negligible Same as full load torque Low Slightly more than full load torque Negligible Same as full load torque 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 ______ Less rotor losses None of the listed here Uniform torque Greater mechanical strength Less rotor losses None of the listed here Uniform torque Greater mechanical strength ANSWER DOWNLOAD EXAMIANS APP
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