Dr Theodore Maiman's beam of ruby red light is known by the popular name of

Options :
  1. X Ray
  2. Infra Red Ray
  3. Gamma Ray
  4. Laser Beam
Answer and Explanation :-

Answer: Option 4

Explanation:

Sorry there is no explanation for this answer. Please help others by posting your response below

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : Which animal among the following carry their offspring in their pouches?

Next Question : A person is suffering from Laryngitis. He will temporarily lose

Click here for online test on General Science

Responses


 (Getemail alerts when others member replies)







The greatest challenge of the day is: how to bring about a revolution of the heart, a revolution which has to start with each one of us?
-Dorothy Day