Three Phase Induction Motors In a squirrel cage induction motor, the number of rotor bars is generally ________ Equal to stator poles Even number Prime number None of the listed here Equal to stator poles Even number Prime number None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If the rotor slots are made deeper, rotor resistance is ______ Increased at starting None of the listed here Decreased at starting Increased under running conditions Increased at starting None of the listed here Decreased at starting Increased under running conditions ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In an induction motor if air gap increased The power factor will be low Windage losses will be more Bearing friction will reduce Copper loss will reduce The power factor will be low Windage losses will be more Bearing friction will reduce Copper loss will reduce ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The condition of induction motor at stand still 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 If the frequency of 3-phase supply to the stator of a 3-phase induction motor is increased, then synchronous speed ______ Is decreased Remains unchanged Is increased None of the listed here Is decreased Remains unchanged Is increased None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The maximum torque in an induction motor depends on All of the listed here Rotor inductive reactance Frequency Square of supply voltage All of the listed here Rotor inductive reactance Frequency Square of supply voltage ANSWER DOWNLOAD EXAMIANS APP
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