Question

A rake is held so that its input arm is 0.4 metres and its output arm is 1.0 metres. What is

the mechanical advantage of the rake?​

Answer 1

Answer:

You're holding it above the middle, so the MA is less than 1 .

It's  0.4/1.0 = 0.4

HOPE IT HELPS U :D

Answer 2

a child toy rack is held so that its output arm is a 0.75 m if the mechanical advantage is 0.33 what is the input arm length