Interview Questions And Answers Forum

hamidoon123

Moderator

Registered: 2017-09-21

Posts: 50,766

The position of a new wave front after a certain interval of time...

http://interviewquestionsanswers.org/qu … izzes_MCQs http://interviewquestionsanswers.org/qu … l-Optics-1

Question:
The position of a new wave front after a certain interval of time can  be found by constructing a surface that is

Option A):
A tangent envelope
Option B):
A tangent
Option C):
Curved surface
Option D):
None of these

Correct Answer is Option A):
A tangent envelope