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Four sound sources produce the following...

Four sound sources produce the following four waves
(i) `y_(1)=a sin (omega t+phi_(1))`
(ii) `y_(2)=a sin 2 omega t`
(iii) `y_(3)= a' sin (omega t+phi_(2))`
(iv) `y_(4)=a' sin (3 omega t+phi)`
Superposition of which two waves gives rise to interference?

A

(i) and (ii)

B

(ii) and (iii)

C

(i) and (iii)

D

(iii) and (iv)

Text Solution

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The correct Answer is:
C
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