Three Phase Induction Motors An induction motor with 1000 r.p.m. speed will have 6 poles 4 poles 2 poles 8 poles 6 poles 4 poles 2 poles 8 poles 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/1-S S 1-S 1/S S/1-S S 1-S 1/S ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The full load slip of a 3-phase induction motor ranges from None of the listed here 20 to 30 % 2 to 5 % 10 to 20 % None of the listed here 20 to 30 % 2 to 5 % 10 to 20 % ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The synchronous speed of a 3-phase induction motor having 20 poles and connected to a 50 Hz source is _____ 300 rpm 600 rpm 1200 rpm 1000 rpm 300 rpm 600 rpm 1200 rpm 1000 rpm ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The direction of rotation of field in a 3 phase induction motor depends upon _____ Phase sequence of supply voltage Magnitude of supply voltage Supply frequency Number of poles Phase sequence of supply voltage Magnitude of supply voltage Supply frequency Number of poles ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If a 4 pole induction motor has a synchronous speed of 1500 rpm, then supply frequency is _____ 25 Hz None of the listed here 50 Hz 60 Hz 25 Hz None of the listed here 50 Hz 60 Hz ANSWER DOWNLOAD EXAMIANS APP
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