ENTRANCE TEST – 2011 :: Discussion


6.For interference of light waves to take place, the required condition is
A.The path difference of the light waves from the two sources must be large
B.The interfering waves must be non-coherent
C.The light waves may come from different sources
D.The light waves must come from two coherent sources
Answer:  Option  D
Explanation:

Tutorial Link:
Published by:Nimra Saeed

Comments are not available

Post your comments here:

Optional

Date to Date Current Affairs 2022

PakMCQs.net

Quick Links

GAT Subject



   Computer Science    English Mcqs    Agriculture    

Engineering



   Computer Science    Civil Engineering    

Technical



   Networking    Electronics    Database    

Past Papers



   Model Papers    FPSC Papers