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A wave pulse passing on a string with a speed of 40cm/s in the negative x-direction has its maximum at x=0 at t=0.where will this maximum be located at t=5s?

A wave pulse passing on a string with a speed of 40cm/s in the negative x-direction has its maximum at x=0 at t=0.where will this maximum be located at t=5s?

Grade:12

1 Answers

Aziz Alam IIT Roorkee
askIITians Faculty 233 Points
8 years ago
\test{y=Acos(kx-\omega t)}
For this the maximum occurs at x=0 and at t=0

For getting tha maximum at t=5seconds
kx=5\omega
\Rightarrow x=5\omega /k
x=5v=200cm=2m

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