Physics (Essay) Paper 2 WASSCE (PC), 2022

Question 2

 

(a)  What does the acronym LASER stand for?
(b)  State two areas of application of LASERS.

Observation

 

The expected response:

      
(a)        LASER
Light Amplification by Stimulated Emission of Radiation.  

(b)        Areas of application of LASERS

  • medicine                   -           communication
  • entertainment           -           electronics
  • industry                     -           warfare