Electrical Machines As compared to an induction motor, the air gap in a DC motor is more. same. less than 50%. between 50% and 90%. more. same. less than 50%. between 50% and 90%. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hysteresis loss will depends on f² f f1.6 f³ f² f f1.6 f³ ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 8-pole, DC generator has a simplex wave-wound armature containing 32 coils of 6 turns each. Its flux per pole is 0.06 Wb. The machine is running at 250 rpm. The induced armature voltage is 96 V 192 V 384 V 768 V 96 V 192 V 384 V 768 V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Generator works on the principle of production dynamically induced emf. static induced emf. None of these both A and B. dynamically induced emf. static induced emf. None of these both A and B. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a transformer operating at constant voltage if the input frequency increases, the core loss remains constant. increase. None of these decrease. remains constant. increase. None of these decrease. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The slip of an induction motor normally does not depend on which of the following? Rotor speed. Shaft torque. Core loss component. Synchronous speed. Rotor speed. Shaft torque. Core loss component. Synchronous speed. ANSWER DOWNLOAD EXAMIANS APP
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