if u give d.c. supply to transformer primary then what happen.&why??????????

if u give d.c. supply to transformer primary then what happen.&why??????????????

Question Posted / aab.bharti

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if u give d.c. supply to transformer primary then what happen.&why??????????????..

Answer / anirudh garg

if we give a dc suppy to a transformer then as the rate of change of flux is zero so no induction process ill occur but in primanry current is there ans it will effect the primary coil if it is kept for long time (if small dc applied )the wire get heated up and burn .

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if u give d.c. supply to transformer primary then what happen.&why??????????????..

Answer / harish

In DC there will not be any rate of change of flux.. so transforming action will not take place

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if u give d.c. supply to transformer primary then what happen.&why??????????????..

Answer / aab.bharti

winding becomes burn because resistance of winding is very low &frequency of d.c is 0 hz so indutance is 0 result net impedence is very very low

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if u give d.c. supply to transformer primary then what happen.&why??????????????..

Answer / p.senthil kumaar

DC Has no change in emf.
So, primary coil becomes burn.

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