If two sound waves having a phase difference of 60°, then they will have a path difference of __________

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1.	If two sound waves having a phase difference of 60°, then they will have a path difference of __________
A.	ʎ/6
B.	ʎ/3
C.	ʎ
D.	3ʎ
Answer» B. ʎ/3

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