Electrical Machines Reactive power generated or delivered significantly depends on load angle. excitation. both 1 and 2. frequency. load angle. excitation. both 1 and 2. frequency. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following DC Motor requires 3 point starter? Shunt motor. Series motor. Shunt motor as well as compound motors. Shunt, compound and series motor. Shunt motor. Series motor. Shunt motor as well as compound motors. Shunt, compound and series motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines High starting torque and low starting current is the advantage of stepper motor. slip ring induction motor. squirrel cage induction motor. hysteresis motor. stepper motor. slip ring induction motor. squirrel cage induction motor. hysteresis motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Eb/Vt ratio of a DC motor is an indication of efficiency. speed regulation. running torque. starting torque. efficiency. speed regulation. running torque. starting torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In induction motor when the length of the air gap is increased, the magnetizing current of the motor increases while the short circuit current __________________. kept constant to certain value. decreased. increased. remains unchanged. kept constant to certain value. decreased. increased. remains unchanged. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC generator the emf generated by the armature is maximum when rate of change of flux is maximum. induced voltage is high. shaft rotation is high. rate of change of flux is minimum. rate of change of flux is maximum. induced voltage is high. shaft rotation is high. rate of change of flux is minimum. ANSWER DOWNLOAD EXAMIANS APP
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