Answers

2015-10-02T19:38:25+05:30
A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction
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2015-10-02T21:01:21+05:30
TRANSFORMER IS THE DEVICE THAT CONVERTS ALTERNATING CURRENT
OF A CERTAIN VOLTAGE TO AN ALTERNATING CURRENT OF DIFFERENT VOLTAGE. WITHOUT CHANGING OF FREQUENCY BY ELECTRO MAGNETIC  INDUCTION . 

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