Three Phase Induction Motors The power factor of an induction motor under no load conditions will be closer to Unity 0.5 leading 0.2 leading 0.2 lagging Unity 0.5 leading 0.2 leading 0.2 lagging ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a 3 phase induction motor, the rotor speed is _____ the synchronous speed. None of the listed here Smaller than Greater than Equal to None of the listed here Smaller than Greater than Equal to ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Slip of an induction motor is negative when Rotor speed is less than the synchronous speed of the field and are in the same direction Magnetic field and rotor rotate in opposite direction None of these 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 Magnetic field and rotor rotate in opposite direction None of these 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 The condition of induction motor at no load resemble those of a transformer whose secondady is _______ None of the listed here Open circuited Short-circuited Supplying a variable resistive load None of the listed here Open circuited Short-circuited Supplying a variable resistive load ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The shape of the torque/slip curve of induction motor is Parabola Straight line Hyperbola Rectangular parabola Parabola Straight line Hyperbola Rectangular parabola ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The cogging of an induction motor can be avoided by Using DOL starter Auto transformer starter Proper ventilation Having number of rotor slots more or less than the number of stator slots Using DOL starter Auto transformer starter Proper ventilation Having number of rotor slots more or less than the number of stator slots ANSWER DOWNLOAD EXAMIANS APP
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