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difference between ac and dc
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Answer Posted / sree ranga prasad
AC(ALTERNATIVE CURRENT)
-IN AC MAGNITUDE IS VARYING
-AC HAVING FINUTE TIME PERIOD
-AC TERMINALS REPRSENTED BY PHASE AND NEWTRAL
-IN AC SINGLE PHASE AND THREE PHASE AVALIBLE
-IT HAS SOME FREQENCY
DC(DIRECT CURRENT)
-IN DC MAGNITUDE IS CONSTANT
-HERE TIME PERIOD IS INFINITY
-HERE FREQENCY IS ZERO
-TERMINALS ARE REPRSENTED BY +,-
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