Sound WavesMedium
Question
Two waves traveling in a medium in the x-direction are represented by y1 = A sin (αt - βx) and y2 = A cos 
, where y1 and y2 are the displacements of the particles of the medium, t is time, and α and β are constants. The two waves have different : -
, where y1 and y2 are the displacements of the particles of the medium, t is time, and α and β are constants. The two waves have different : -Options
A.speeds
B.directions of propagation
C.wavelengths
D.frequencies
Solution
y1 propagates in + x-axis and y2 along - ve x-axis.
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