MCQOPTIONS
Bookmark
Saved Bookmarks
→
Physics
→
Conservation of energy and momentum
→
Who invented the laser?
1.
Who invented the laser?
A.
Sir Frank Whittle
B.
Seymour Cray
C.
Fred Morrison
D.
T. H. Memon
Answer» E.
Show Answer
Discussion
No Comment Found
Post Comment
Related MCQs
When a steel ball is placed on the surface of mercury, it does not sink because
If a body weighs 12N on the surface of the earth, how much will it weigh on the surface of the moon where acceleration due to gravity is only one-sixth of that on earth's surface?
On the Kelvin scale,the melting point of ice is
Number of basic SI unit is
Quality of transmission depends upon
which of the following physical quantity is dimensionless
At the Curie temperature, the ferromagnetic materials get converted into
Erg cross Sec is the unit of
The quality of sound produced by an instrument depends on the
Learned indian classical vocalists do not like the accompaniment of a harmonium because
Reply to Comment
×
Name
*
Email
*
Comment
*
Submit Reply
Your experience on this site will be improved by allowing cookies. Read
Cookie Policy
Reject
Allow cookies
