For a machine that changes the direction of effort conveniently, the velocity ratio $(VR) :$

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Solution

The velocity ratio $(VR)$ is equal to $1$ for machines that only change the direction of effort to a convenient point.

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Similar questions

A single fixed pulley is used because it :

(a) ha sthe mechanical advantage greater than 1

(b) has the velocity ratio less than 1

(d) helps to apply the effort in a convenient direction.

(a) State the relationship between mechanical advantage, velocity ratio and efficiency.

(b) Name the term that will not change for a machine of a given design.

Determine the required velocity ratio for a machine whose effort distance is 3 times that of load distance.

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