What is the unit of Velocity Ratio?

m/s

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m/s^2

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N-m/s

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Unitless

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Solution

The correct option is D
Unitless

The ratio of the velocity of effort to the velocity of load is called Velocity Ratio.

Let velocity of load be $V_{L}$ and velocity of effort be $V_{E}$

$∴$ Velocity Ratio (V.R) = $\frac{V_{E}}{V_{L}}$

Since it is the ratio of velocity, it is unitless.

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