what is alternate current
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Alternating current (AC) is an electric current which periodically reverses direction, in contrast to direct current (DC) which flows only in one direction. ... These currents typically alternate at higher frequencies than those used in power transmission.
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- An AC which stands for "Alternating Current " is used to convert mechanical energy into electrical energy .
- It has two slip rings and carbon brush .
- It is mainly based upon the phenomenon of mutual induction .
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