Basic Ac Theory
AC stands for alternate current. alternate current goes back and fourth
and DC (direct current) goes one one way
How to Find out Which one is AC and DC
AC DC
Alternate current is the wavy image because alternate current goes up and down and is used mostly in houses and is safer than DC also is in every outlet.
Direct current is the one that is a line and if someone got electrified they wouldn’t be able to get out and then they would expire, and this is used in the electric companies.
Difference between AC and DC
DC (direct current) is the kind of electricity made by a battery with definite positive and negative terminal, or the kind of charge generated by rubbing certain types of materials against each other.
voltage switching polarity or as a current switching direction back and forth this kind of electricity is known as Alternating Current (AC).