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A transverse wave of equation y= 2sin ...

A transverse wave of equation
`y= 2sin (0.01x + 30 t) `moves on a stretched string from one end to another end.In the equation of wave.x and y are in cm and t in second.The time taken by wave to reach from one to another of string of length 45 cm is

A

` 10 mus `

B

` 100 mus `

C

` 15 ms `

D

` 16 ms `

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