The inrush current of a transformer at no-load is maximum :

The inrush current of a transformer at no-load is maximum, if it is switched-on when the supply voltage is at:

  1. at half of the peak voltage value
  2. zero voltage value
  3. at 866 of the peak voltage value
  4. at peak voltage value
Anurag Mishra Professor Asked on 14th January 2016 in Physics.
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    Answer: (2) zero voltage value 

    Anurag Mishra Professor Answered on 17th January 2016.
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