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Two waves are represented by the equatio...

Two waves are represented by the equations `y_1=asin(omegat=kx+0.57)m` and `y_2=acos(omegat+kx)`m where x is in metre and t in second. The phase difference between them is

A

1.25 rad

B

1.57 rad

C

0.57 rad

D

1 rad

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The correct Answer is:
d
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