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NEET 2021 Model Test Paper 5

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Question : 25

Total: 180

A wave y = asin(ωt – kx) on a string meets with another wave producing a node at x = 0. Then the equation of the unknown wave is-

y = asin(ωt + kx)
y = – asin(ωt + kx)
y = asin(ωt – kx)
y = – asin(ωt – kx)

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