LisaAbeMurphy LisaAbeMurphy

09-09-2019
Physics

contestada

explain velocity ratio. Explain and define the efficiency of a machine

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09-09-2019

Velocity ratio is also defined as the ratio of a distance through which any part of a machine moves, to that which the driving part moves during the same time. An object has a mechanical advantage if it exerts a force higher than the velocity ratio.

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