Three Phase Induction Motors The speed of a squirrel cage induction motor is changed by None of the listed here Cascade control Pole changing Rheostatic control None of the listed here Cascade control Pole changing Rheostatic control ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The torque developed by a 3 phase induction motor least depends on Rotor current Rotor emf Shaft diameter Rotor power factor Rotor current Rotor emf Shaft diameter Rotor power factor ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a 3 phase induction motor, the rotor speed is _____ the synchronous speed. Smaller than Equal to None of the listed here Greater than Smaller than Equal to None of the listed here Greater than ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors At no load the rotor core loss of a 3 phase induction motor is Large Practically zero Small None of the listed here Large Practically zero Small None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The condition of induction motor at no load resemble those of a transformer whose secondady is _______ Short-circuited Open circuited None of the listed here Supplying a variable resistive load Short-circuited Open circuited None of the listed here Supplying a variable resistive load ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors 5 H.P., 50Hz, 3-phase, 440 V, induction motors are available for the following r.p.m. Which motor will be the costliest? 2880 rpm 1000 rpm 1440 rpm 730 rpm 2880 rpm 1000 rpm 1440 rpm 730 rpm ANSWER DOWNLOAD EXAMIANS APP
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