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Question
what is the difference between ac and dc?
 Question Submitted By :: Electrical-Engineering
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
1.Ac voltage or current
waveforms varry with time
and dc don't.
2. Polarity in ac does'nt
matter while in ac does.
 
Is This Answer Correct ?    4 Yes 1 No
Irshad
 

 
 
 
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