Three Phase Induction Motors The stator of a three phase induction motor produces _______ magnetic field. Rotating Steady None of the listed here Alternating Rotating Steady None of the listed here Alternating ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors A high starting torque can be obtained in a 3phase induction motor by _______ Decreasing rotor resistance Increasing rotor resistance None of the listed here Increasing rotor reactance Decreasing rotor resistance Increasing rotor resistance None of the listed here Increasing rotor reactance ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The low power factor of induction motor is due to All of these Rotor leakage reactance The reactive lagging magnetizing current necessary to generate the magnetic flux Stator reactance All of these Rotor leakage reactance The reactive lagging magnetizing current necessary to generate the magnetic flux Stator reactance ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The air gap between stator and rotor of 3-phase induction motor ranges from ______ 0.4 mm to 4 mm 4 cm to 6 cm 2 cm to 4 cm 1 cm to 2 cm 0.4 mm to 4 mm 4 cm to 6 cm 2 cm to 4 cm 1 cm to 2 cm ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors A 3 phase induction motor is running at 2% slip. If the input to rotor is 1000 W, then mechanical power developed by the motor is _______ 20 W 500 W 980 W 200 W 20 W 500 W 980 W 200 W ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The condition of induction motor on load resemble those of a transformer whose secondady is _______ Open circuited None of the listed here Short circuited Supplying a variable resistive load Open circuited None of the listed here Short circuited Supplying a variable resistive load ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS