Sound WavesHard
Question
Two mechanical waves, y1 = 2 sin 2π (50t - 2x) & y2 = 4 sin 2π (ax + 100 t) propagate in a medium with same speed.
Options
A.The ratio of their intensities is 1 : 16
B.The ratio of their intensities is 1 : 4
C.The value of ′a′ is 4 units
D.The value of ′a′ is 2 units
ρvω2A2 and velocity = 
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