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1. |
For fixed primary voltage how does the secondary terminal voltage of a transformer change if the pf of inductive load is raised 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 a maximum and then decrease |
Answer» D. Voltage will rise, go through a maximum and then decrease | |