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The equation of a progressive wave trave...

The equation of a progressive wave traveling on a stretched string is y = `10sin 2pi ((t/0.02)-(x/100))` where x and y arein cm and t is in sec. What is the speed of the waves?

A

`500 cm//s`

B

`50 cm//s`

C

`5000cm//s`

D

`50 cm//s`

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