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A wave of time period 10 ms travels with...

A wave of time period 10 ms travels with a velocity of `1.5 m s^(-1)`. If the time period of another wave is 6 ms, find its velocity and also find the ratio of their velocityies. (Assume that the wavelength of the two waves is same)

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(i) `(V_(1))/(V_(2)) = (T_(2))/(T_(1))`
(ii) `3 : 5`
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