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Electrical machines miscellaneous

Electrical Machines

  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?
    1. No change in voltage
    2. Voltage decreases
    3. Voltage rises
    4. Voltage will rise, go through a maximum and then decrease
Correct Option: C

NA



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