What does a transformer do to alternating current?
A
Changes the voltage of AC
B
Converts AC to DC
C
Converts DC to AC
D
Changes the frequency of AC
Correct Answer: Option A — Changes the voltage of AC
Explanation:
A transformer changes the voltage of alternating current using electromagnetic induction between primary and secondary coils stepping voltag...
A transformer changes the voltage of alternating current using electromagnetic induction between primary and secondary coils stepping voltage up or down depending on the turns ratio.