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If 440 V supply has given at the secondary winding of
transformer at that time if we apply 11 KV at primery then
what will happen???????
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Answer Posted / parin
if transformer ratio is 11000/440,and supply is given according to polarity with same power factor then no power flow in sec. so it not damage transformer but if polarity not correct then two emf addition gives high current like s.c.
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