Three Phase Induction Motors In the circle diagram for induction motor, the diameter of the circle represents Running torque Slip Rotor current Line voltage Running torque Slip Rotor current Line voltage ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The approximate efficiency of a 3-phase , 50 Hz, 4 pole induction motor running at 1350 rpm is ______ 90% 40% 65% None of the listed here 90% 40% 65% None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors An induction motor is so called because its operation depends on Mutual induction Self induction Hysteresis Eddy currents Mutual induction Self induction Hysteresis Eddy currents ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The frame of an induction motor is usually made of Bronze Silicon steel Aluminium Cast iron Bronze Silicon steel Aluminium Cast iron ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors For the same kVA rating, the leakage flux in induction motor is _______ that of transformer. More than Less than About the same None of the listed here More than Less than About the same None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The advantage of wound rotor motor is that _______ External resistance can be inserted in the rotor circuit It is inexpensive It requires less maintenance None of the listed here External resistance can be inserted in the rotor circuit It is inexpensive It requires less maintenance None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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