Electrical Machines A synchronous motor will deliver maximum power when load angle is 0°. load angle is 45°. input power factor is unity. load angle is equal to internal angle θ. load angle is 0°. load angle is 45°. input power factor is unity. load angle is equal to internal angle θ. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the back emf in DC motor vanishes suddenly the motor will run at very high speed. start haunting. run at very low speed. burn. run at very high speed. start haunting. run at very low speed. burn. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Autotransformer makes effective saving on copper and copper losses, when its transformation ratio is equal to less than one. approx to one. very low greater than one. less than one. approx to one. very low greater than one. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In above question, the output power delivered by generator G1 and G2 will be 9.3 kW, 9.3 kW. 6.3 kW, 9.3 kW. 9.6 kW, 12 kW. 5.7 kW, 8.7 kW. 9.3 kW, 9.3 kW. 6.3 kW, 9.3 kW. 9.6 kW, 12 kW. 5.7 kW, 8.7 kW. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following bearings and their uses are correct neither 1 nor 2 ball bearings → small machines both A and B roller bearings → large machines neither 1 nor 2 ball bearings → small machines both A and B roller bearings → large machines ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Swinburne's test is applicable to DC compound motor. DC shunt and level Compound motor. DC series motor. DC Shunt motor. DC compound motor. DC shunt and level Compound motor. DC series motor. DC Shunt motor. ANSWER DOWNLOAD EXAMIANS APP
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