Three Phase Induction Motors An induction motor is preferred to a dc motor because it _______ Has simple and rugged construction Provides high starting torque Provides fine speed control None of the listed here Has simple and rugged construction Provides high starting torque Provides fine speed control None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The term cogging is associated with Compound generators Induction motors Dc series motors Three phase transformer Compound generators Induction motors Dc series motors Three phase transformer ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If any two phases for an induction motor are interchanged The motor will not run The motor will burn The motor will run at reduced speed The motor will run in reverse direction The motor will not run The motor will burn The motor will run at reduced speed The motor will run in reverse direction ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The air gap between stator and rotor of 3-phase induction motor ranges from ______ 0.4 mm to 4 mm 1 cm to 2 cm 2 cm to 4 cm 4 cm to 6 cm 0.4 mm to 4 mm 1 cm to 2 cm 2 cm to 4 cm 4 cm to 6 cm ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors An induction motor with 1000 r.p.m. speed will have 6 poles 2 poles 8 poles 4 poles 6 poles 2 poles 8 poles 4 poles ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If the supply voltage of a 3-phase induction motor is increased two times, then torque is _______ Decreased four times Increased four times Increased two times Decreased two times Decreased four times Increased four times Increased two times Decreased two times ANSWER DOWNLOAD EXAMIANS APP
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