Multiple choice

What is the function of a transformer?

  1. Conversion of DC to AC.

  2. Regulation of fluctuation of voltage

  3. Measurement of intensity flow of electricity

  4. Conversion of low voltage into high voltage and vice versa

  5. None

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

A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction, typically used to increase or decrease voltage.