y1=4sin ( t+kx), y2=-4cos ( t+kx), the phase difference is __________ – McqOptions

MCQOPTIONS

1.	y₁=4sin ( t+kx), y₂=-4cos ( t+kx), the phase difference is __________
A.	/2
B.	3 /2
C.
D.	Zero
Answer» C.

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