A wave travelling along positive x -axis is given by `y = A sin (omega t- kx)`. If it is reflected from rigid boundary such that 80% amplitude is reflected, then equation of reflected wave isA. `y = A sin(omega t+kx)`B. `y = -0.8 A sin(omega t+kx)`C. `y = 0.8 A sin (omega t+kx)`D. `y = A sin (omega t+0.8 kx)`

A wave travelling along positive x -axis is given by `y = A sin (omega

1.	A wave travelling along positive x -axis is given by `y = A sin (omega t- kx)`. If it is reflected from rigid boundary such that 80% amplitude is reflected, then equation of reflected wave isA. `y = A sin(omega t+kx)`B. `y = -0.8 A sin(omega t+kx)`C. `y = 0.8 A sin (omega t+kx)`D. `y = A sin (omega t+0.8 kx)`
Answer» Correct Answer - B

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