Electrical Machines The wattage rating of a ceiling fan motor will be 50 - 150 W. 200 - 250 W. 250 - 500 W. 10 - 20 W. 50 - 150 W. 200 - 250 W. 250 - 500 W. 10 - 20 W. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC shunt generator builds up to a voltage of 220 V at no load while running at its rated speed. If the speed of the generator is raised by 25% kepping the circuit conditions unaltered, then the Voltage to which the machine would build up will not change and remain at 220 V increase to a value greater than 1.25 times 220 V increase to 1.25 times 220 V increase to value lying between 220 V and 1.25 times 220 V not change and remain at 220 V increase to a value greater than 1.25 times 220 V increase to 1.25 times 220 V increase to value lying between 220 V and 1.25 times 220 V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In normal dc machines operating at full-load conditions, the most powerful electromagnet is interpole and compensating windings together field winding armature winding interpole winding interpole and compensating windings together field winding armature winding interpole winding ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For same HP rating and full load speed which of following motor has poor starting torque? Differently compounded. Series. Shunt. Cummulative compound. Differently compounded. Series. Shunt. Cummulative compound. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 220 ,V 15 , kW 100 rpm shunt motor with armature resistance of 0.25 , W has a rated line current of 68 A and a rated field current of 2.2 A. The change in field flux required to obtain a speed of 1600 rpm while drawing a line current of 52.8 A and a field current of 1.8 A is 18.18% increase 36.36% increase 36.36% increase 36.36% decrease 18.18% increase 36.36% increase 36.36% increase 36.36% decrease ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which 1 - Φ motor does operate at high power factor? Capacitor start. Capacitor run. Shaded pole. Split phase. Capacitor start. Capacitor run. Shaded pole. Split phase. ANSWER DOWNLOAD EXAMIANS APP
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