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Four independent waves are expressed as ...

Four independent waves are expressed as
`y_(1)=a_(1)sinomegat." "y_(2)=a_(2)sin2omegat`,
`y_(3)=a_(3)cosomegat," "y_(4)=a_(4)sin(omegat+pi//3)`.
A steady interference patternn cann be otained by using

A

`y_(1) and y_(3)`

B

`y_(1) and y_(4)`

C

`y_(3) and y_(4)`

D

not possible at all

Text Solution

Verified by Experts

The correct Answer is:
D
The sources are not coherent.
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