Three Phase Induction Motors The induction motor has lagging power factor during None of the listed here Operation only Both starting and operation Starting only None of the listed here Operation only Both starting and operation Starting only ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The good power factor of an induction motor can be achieved if the average flux density in the air gap is Infinity Absent Small Large Infinity Absent Small Large ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The air gap between stator and rotor of 3-phase induction motor ranges from ______ 1 cm to 2 cm 2 cm to 4 cm 0.4 mm to 4 mm 4 cm to 6 cm 1 cm to 2 cm 2 cm to 4 cm 0.4 mm to 4 mm 4 cm to 6 cm ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors An induction motor with 1000 r.p.m. speed will have 8 poles 6 poles 4 poles 2 poles 8 poles 6 poles 4 poles 2 poles ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors A 3 phase induction motor is ________ A variable speed motor Very costly Essentially a constant speed motor Not easily maintainable A variable speed motor Very costly Essentially a constant speed motor Not easily maintainable ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The torque developed by a 3 phase induction motor least depends on Shaft diameter Rotor emf Rotor current Rotor power factor Shaft diameter Rotor emf Rotor current Rotor power factor ANSWER DOWNLOAD EXAMIANS APP
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