Consider the following differences between Sodium Vapour Lamp and Mercury Lamp:

  1. While sodium vapour lamp gives out a yellowish colour illumination, and a mercury vapour lamp that gives out a white colour illumination
  2. The light in sodium vapour lamp is from an atomic emission process whereas in mercury vapour lamp it is from fluorescence emission

Which of the above statements is/are correct?

Answer: [C] Both 1 & 2

Both are correct statements

 

This question is a part of GKToday's Integrated IAS General Studies Module