AC vs DC

 Alternating current vs Direct current.

Direct current (DC),

The term dc is referred to direct current.

There are two basics types of flow DC&AC

In direct current electrical charges flow in single direction,.Direct current is most commonly used for batteries charging, cell phone battery charging,and also used in aviation machine's.

Direct current can't be transferred over a long distance.

Direct current having no frequency.

2.Alternating Current (AC),

Alternating current is most commonly commercial use.

In alternating current flow of charges are frequently changes their direction.

Alternating current can be transferred over a long distance even between cities.

Alternating current frequency is 50hz and 60 hz ,