Which of the following losses is together called iron losses? Eddy current loss and hysteresis loss Hysteresis loss and copper loss Eddy current loss and frictional loss Hysteresis loss and frictional loss TRUE ANSWER : ? YOUR ANSWER : ?
Is it possible to have current in a transmission line, under no-load conditions? Yes, because of skin effect Yes, because of the capacitance effect Yes, because of the corona effect No, because of the proximity effect TRUE ANSWER : ? YOUR ANSWER : ?
Find the net capacitance of the combination in which ten capacitors of 10 μF are connected in parallel 50 μF 0.1 μF 1 μF 100 μF TRUE ANSWER : ? YOUR ANSWER : ?
Find the frequency of rotor induced EMF of a 3-phase, 440V, 50 Hz induction motor has a slip of 10% 2.5Hz 25Hz 50Hz 5Hz TRUE ANSWER : ? YOUR ANSWER : ?
A single-phase circuit’s power factor can be measured with a/an Combination of a voltmeter and ammeter Energy meter alone Combination of a voltmeter, ammeter, and wattmeter Wattmeter alone TRUE ANSWER : ? YOUR ANSWER : ?
The Thevenin’s resistance as seen through the terminals A and B is: 5 Ω 8 Ω 4 Ω 6 Ω TRUE ANSWER : ? YOUR ANSWER : ?
A shaded pole motor is basically a motor Series Synchronous Shunt Single-phase induction TRUE ANSWER : ? YOUR ANSWER : ?
The ratio of average energy demand to maximum demand during a specific period in Load factor Power factor Utilization factor Form factor TRUE ANSWER : ? YOUR ANSWER : ?