Three Phase Induction Motors The rotor of induction motor Always revolves in the direction opposite to stator flux None of the listed here Always revolves in the direction of stator flux Insufficient data Always revolves in the direction opposite to stator flux None of the listed here Always revolves in the direction of stator flux Insufficient data ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If the frequency of 3-phase supply to the stator of a 3-phase induction motor is increased, then synchronous speed ______ None of the listed here Remains unchanged Is increased Is decreased None of the listed here Remains unchanged Is increased Is decreased ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The torque developed by a 3 phase induction motor least depends on Rotor power factor Shaft diameter Rotor current Rotor emf Rotor power factor Shaft diameter Rotor current Rotor emf ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors A high starting torque can be obtained in a 3phase induction motor by _______ Increasing rotor resistance Decreasing rotor resistance Increasing rotor reactance None of the listed here Increasing rotor resistance Decreasing rotor resistance Increasing rotor reactance None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a squirrel cage rotor, the bars are not placed parallel to the shaft but are skewed to have ______ Less rotor losses Greater mechanical strength Uniform torque None of the listed here Less rotor losses Greater mechanical strength Uniform torque None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The number of slip rings on a squirrel cage induction motor is usually Two One None Three Two One None Three ANSWER DOWNLOAD EXAMIANS APP
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