WBCS.LIVE practice question

The principle underlying a microwave oven is

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Heat generated by nuclear power
  2. Microwaves are similar to thermal radiation
  3. Not fully understood
  4. Microwaves vibrate the water molecules in food thereby generating heat

Correct answer and explanation

Correct answer: Microwaves vibrate the water molecules in food thereby generating heat