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Four waves are represented by y1=A1 sin ...

Four waves are represented by `y_1=A_1 sin pi t, y_2= A_2 sin (pi t+pi"/"2),y_3=A_1sin (2pi+pi"/"2) " and "y_4=A_2sin (pi t - pi"/"3)`. Interference will happen with

A

`y_1,y_2 " and " y_3` only

B

`y_1,y_2 " and " y_4` only

C

`y_1 " and " y_3` only

D

`y_1,y_2,y_3 " and " y_4` only

Text Solution

Verified by Experts

The correct Answer is:
D
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