Home PYQs UPPSC UPPSC MCQs Prelims 2013 (GS Paper I)

Question

What type of electromagnetic radiation is used in the remote control of a television?

  1. Infrared
  2. Ultravoilet
  3. Visible
  4. None of the above

Answer:

Option A: Infrared

Detailed Solution:

The correct answer is “Infrared”.

Infrared radiation is used in the remote control of a television.