Three Phase Induction Motors In an induction motor, no load the slip is generally 4% 1.5 % 2% Less than 1% 4% 1.5 % 2% Less than 1% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors An induction motor with 1000 r.p.m. speed will have 2 poles 8 poles 6 poles 4 poles 2 poles 8 poles 6 poles 4 poles ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors When a 3-phase induction motor is at no load, the slip is ______ 0.5 0.2 1 Practically zero 0.5 0.2 1 Practically zero ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If the rotor slots are made deeper, rotor resistance is ______ Increased at starting Decreased at starting None of the listed here Increased under running conditions Increased at starting Decreased at starting None of the listed here Increased under running conditions ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors An induction motor is so called because its operation depends on Mutual induction Self induction Eddy currents Hysteresis Mutual induction Self induction Eddy currents Hysteresis ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The efficiency of an induction motor can be expected to be nearly 60 to 90% 99% 95 to 98 % 80 to 90% 60 to 90% 99% 95 to 98 % 80 to 90% ANSWER DOWNLOAD EXAMIANS APP
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