A

Admin • 802.91K Points
Coach

Q. What is a laser?

  • (A) Electro-magnetic waves
  • (B) Light amplification by stimulated emission of radiation
  • (C) Supersonic waves
  • (D) Green

No solution found for this question.
Add Solution and get +2 points.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Be the first to start discuss.