WBCS.LIVE practice question

Infrared, visible and ultraviolet radiations/light have different properties. Which one of the following statements related to these radiations/ light is not correct?

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

Answer options

  1. The wavelength of infrared is more than that of ultraviolet radiation.
  2. The wavelength of ultraviolet is smaller than that of visible light.
  3. The photon energy of visible light is more than that of infrared light.
  4. The photon energy of ultraviolet is less than that of visible light.

Correct answer and explanation

Correct answer: The photon energy of ultraviolet is less than that of visible light.