Sound WavesHard
Question
The transverse displacement y (x,t) of a wave on a string is given by y(x, t) = e-(ax2+bt2 +2√ab xt). This represents a
Options
A.wave moving in - x direction with speed 
B.standing wave of frequency √b
C.standing wave of frequency 
D.wave moving in + x direction with 
Solution
y(x, t) = e-(√ax + √by)2 v = 
Wave moving in - ve x - direction.
Wave moving in - ve x - direction.
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