Question

What do you understand by the statement the machanical advantage of a machine is 7 and it's velocity ration 10

Answer 1

Mechanical Advantage means the ratio between the load and the effort.

M.A

$= \frac{load}{effort} = 7(here)$

Velocity Ratio means the ratio between the displacement of effort and displacement of load.

V .R.=

$\frac{displacement \: of \: effort}{displacement \: of \: load} = 10(here)$