Three Phase Induction Motors An induction motor is preferred to a dc motor because it _______ Provides fine speed control None of the listed here Provides high starting torque Has simple and rugged construction Provides fine speed control None of the listed here Provides high starting torque Has simple and rugged construction 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 lagging 0.5 leading Unity 0.2 leading 0.2 lagging 0.5 leading Unity 0.2 leading ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Insertion of resistance in the rotor of an induction motor to develop a given torque Decreases the rotor current Increases the rotor current Rotor current remains same Rotor current becomes zero Decreases the rotor current Increases the rotor current Rotor current remains same Rotor current becomes zero ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The rotor of an induction motor runs at Any of the above Above synchronous speed Synchronous speed Below synchronous speed Any of the above Above synchronous speed Synchronous speed Below synchronous speed ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a double squirrel cage induction motor, the outer cage winding has _______ None of the listed here High resistance Low resistance High inductance None of the listed here High resistance Low resistance High inductance ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The shaft of an induction motor is made of Cast iron High speed steel Carbon steel Stainless steel Cast iron High speed steel Carbon steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS