Multiple choice general knowledge

Ac is

  1. Alternating current

  2. Alternate current

  3. Alternating curren

  4. Alternating currency

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

AC stands for 'Alternating current' - the standard terminology in physics and electrical engineering. 'Alternate current' and 'Alternating curren' are grammatically or technically incorrect, while 'Alternating currency' is completely unrelated.