Three Phase Induction Motors If the rotor slots are made deeper, rotor resistance is ______ None of the listed here Increased under running conditions Increased at starting Decreased at starting None of the listed here Increased under running conditions Increased at starting Decreased at starting ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The frequency of rotor current in a 6-pole , 50 Hz, 3-phase induction motor running at 950 rpm is 2.5 Hz 1.5 Hz 5 Hz 0.05 Hz 2.5 Hz 1.5 Hz 5 Hz 0.05 Hz ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The direction of rotation of field in a 3 phase induction motor depends upon _____ Number of poles Phase sequence of supply voltage Supply frequency Magnitude of supply voltage Number of poles Phase sequence of supply voltage Supply frequency Magnitude of supply voltage 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 Supplying a variable resistive load Short-circuited None of the listed here Open circuited Supplying a variable resistive load Short-circuited 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 S/1-S 1/S 1-S S S/1-S 1/S 1-S ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a squirrel cage induction motor, the number of rotor bars is generally ________ Equal to stator poles Prime number Even number None of the listed here Equal to stator poles Prime number Even number None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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