Answer / dinesh nagar

We can't open the secondary of ct because if secondary winding is kept open,then there will no opposing flux in core of ct and ct get saturate.

The transformer which is smallest in size is and how to calculate that? The options are 100 KVA, 50 Hz 100 KVa, 100 Hz 100 KVA, 25 Hz 50KVA, 25 HZ

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why we measure output of transformer in kva?

1 Answers  

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