Answer / sushil sharma

ac current changes its direction and magnitude while dc
current is unidirectional and remains steady in magnitude.

Answer / abid ali khattak

AC: means in electrical terminology (Alternating current.
its change its direction continueslly.
DC: means in electrical terminology (Direct current). its
doesn't change its direction.

Answer / koppu chowdaiah

ac means alternating current.It's magnitude is varying with time.In dc the magnitude is constant.ac has frequency but dc does not have frequency.

Answer / ibrahim

frequency,
i ac frequency exist
in dc frequency does not exist
this is the major diff between ac &dc

Answer / pawan

we can store electrical energy in terms of D.C,
but not store in terms of A.C

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