Three Phase Induction Motors If a 3-phase induction motor is running at slip S, then rotor copper loss is equal to None of the listed here (1+S) × rotor input (1-S) × rotor input S × rotor input None of the listed here (1+S) × rotor input (1-S) × rotor input S × rotor input ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors For higher efficiency of 3-phase induction motor, the slip should be As small as possible Large 1 Very large As small as possible Large 1 Very large ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors An induction motor is so called because its operation depends on Self induction Mutual induction Eddy currents Hysteresis Self induction Mutual induction Eddy currents Hysteresis ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If any two phases for an induction motor are interchanged The motor will run at reduced speed The motor will not run The motor will burn The motor will run in reverse direction The motor will run at reduced speed The motor will not run The motor will burn The motor will run in reverse direction ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors For the same kVA rating, the leakage flux in induction motor is _______ that of transformer. None of the listed here Less than About the same More than None of the listed here Less than About the same More than ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The starting torque of an induction motor is maximum when rotor resistance per phase is _____ rotor reactance / phase. Two times None of the listed here Four times Equal to Two times None of the listed here Four times Equal to ANSWER DOWNLOAD EXAMIANS APP
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