Three Phase Induction Motors A wound rotor motor is mainly used in applications where ______ High starting torque is required High rotor resistance is required during running Less costly motor is not required Speed control is required High starting torque is required High rotor resistance is required during running Less costly motor is not required Speed control is required ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The rotor winding of a 3phase wound rotor induction motor is generally _______ connected. Star Delta Partly star and partly delta None of the listed here Star Delta Partly star and partly delta None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors An induction motor is so called because its operation depends on Eddy currents Self induction Hysteresis Mutual induction Eddy currents Self induction Hysteresis Mutual induction 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 two times Increased two times Decreased four times Increased four times Decreased two times Increased two times Decreased four times Increased four times ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Friction and windage loss of a 3 phase induction motor are Minimum at no load Remains the same at all loads Maximum at no load None of the listed here Minimum at no load Remains the same at all loads Maximum at no load None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a 3 phase induction motor, the rotor speed is _____ the synchronous speed. Equal to Smaller than None of the listed here Greater than Equal to Smaller than None of the listed here Greater than ANSWER DOWNLOAD EXAMIANS APP
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