The phase difference of the waves 1 and 2 at A in the given figure is:

1.	The phase difference of the waves 1 and 2 at A in the given figure is:
A.	/4
B.	/2
C.	/1
D.	π/2
Answer» C. /1

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The phase difference of the waves 1 and 2 at A in the given figure is:

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