Important MCQ questions for GATE, ESE Engineering Service Examination, IES, PSU Examination and Study Material For Electrical and Electronics Engineering in Circuit Theory, Network Theory, Material Science, Power System, Control System, Measurement, Power Electronics, Transformer and Electrical Machine, Control System, EMT, Power Electronics, Microprocessor and Communication System.
Thursday, April 28, 2016
For a fixed primary voltage how does the secondary terminal voltage of a transformer change if the power factor of capacitive load rises from 0.7 to 0.9 with load current remaining fixed?
A.No change in voltage
B.Voltage decreases
C.Voltage rises
D.Voltage will rise, go through maximum and then decrease
Can you explain?
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