Two waves travel simultaneously through the same medium. The first wave is described by y1(x,t) = Acos(kx-?t) and the second wave by y2(x,t) = B sin(kx-?t)
If the resulting superposition can be written as y(x,t) = C cos(kx-?t + ?/5 ), what is the value of A/B?
A)
sin(?/5 )
B)
cos(?/5 )
C)
cot(?/5 )
D)
sec(?/5 )
E)
tan(?/5 )
C
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