Question

explain the working of A.c or D.c

Answer 1

The current which flows in one direction is known as DC ..eg.cell and battery.....the current which at equal interval of time is known as Ac...the current in household is Ac....in india frequency of Ac is 50 hertz

Answer 2

A.C. generators or alternators (as they are usually called) operate on the same fundamental principles of electromagnetic induction as D.C generators. the speed at which the coil or magnetic field rotates.