Three Phase Induction Motors If the air gap between the rotor and stator of a 3-phase induction motor is increased, then_______ No load current is decreased Leakage reactances are decreased Leakage reactances are increased None of the listed here No load current is decreased Leakage reactances are decreased Leakage reactances are increased None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a double squirrel cage induction motor, the outer cage winding has _______ Low resistance High resistance High inductance None of the listed here Low resistance High resistance High inductance None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The term cogging is associated with Induction motors Dc series motors Compound generators Three phase transformer Induction motors Dc series motors Compound generators Three phase transformer ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The speed of a squirrel-cage induction motor can be controlled by all of the following except Changing supply frequency Changing winding resistance Changing number of poles Reducing supply voltage Changing supply frequency Changing winding resistance Changing number of poles Reducing supply voltage ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors An induction motor is preferred to a dc motor because it _______ Has simple and rugged construction None of the listed here Provides high starting torque Provides fine speed control Has simple and rugged construction None of the listed here Provides high starting torque Provides fine speed control ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The power factor of an induction motor under no load conditions will be closer to 0.2 leading 0.2 lagging Unity 0.5 leading 0.2 leading 0.2 lagging Unity 0.5 leading ANSWER DOWNLOAD EXAMIANS APP
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