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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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