The inrush current of a transformer at not load is maximum:

The inrush current of a transformer at not load is maximum if the supply voltage is switched on

  1. at peak voltage value
  2. at half voltage value
  3. at zero voltage value
  4. at 0.866 time voltage value
Anurag Mishra Professor Asked on 30th November 2015 in Science.
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    Answer: (3) at zero voltage value 

    Anurag Mishra Professor Answered on 30th November 2015.
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