214k views
5 votes
An electric current that changes directions at regular intervals is called

a. directional current.
c. reversible current.
b. alternating current.
d. fluctuating current.

1 Answer

5 votes
The right answer is B, that kind of current is called also AC and you can look at the power supply module of your phone or computer - there will be an information about types of transformed currents, one of them is AC.
User Samnau
by
8.3k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.