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A wave equation which gives the displacement along Y-direction is given by $y = 10^{- 4} \sin (60 t + 2 x)$ where x and y are in metres and t is time in seconds. This represents a wave

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travelling with a velocity of 30 m/s in the negative x-direction.

of wavelength π metres.

of frequency 30/π hertz.

of amplitude 10-4 m travelling along the negative of x-direction.

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detailed solution

Correct option is A

y=10−4sin⁡(60t+2x)+ive sign indicates wave is travelling along the negative of X - axis.y=asin⁡(ωt+kx)Now, k=2, 2π/λ=2 or λ=π metre Again, ω=60or 2πf=60 or f=602π or f=30πHzAgain, v=ωk=602m/s=30m/s

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A wave equation which gives the displacement along Y-direction is given by y=10−4sin (60t+2x) where x and y are in metres and t is time in seconds. This represents a wave

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Ready to Test Your Skills?

free study material

A wave equation which gives the displacement along Y-direction is given by $y = 10^{- 4} \sin (60 t + 2 x)$ where x and y are in metres and t is time in seconds. This represents a wave