Question

What is the equation of a sinusoidal wave travelling in a positive direction X direction.

Answer 1

What is the equation of a sinusoidal wave travelling in a positive direction X direction.

At t=0,x=0,y=+A. Hence, equation should be a cos equation. Further, wave is travelling in positive x-direction. Hence, ωt and kx should have opposite signs

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Answer 2

Answer:

Hey User!!

Plz refer the pic..

Hope help..

Thnx!!