Question

A bicycle wheel of radius R
and mass M is at rest
against a step of height
3R/4, as illustrated in figure
below. Find the minimum
horizontal force F that must
be applied to the axle to
make the wheel start to rise
over the step ,If mass M = 5
kg and radius R =0.5 m
М.
F
B
3R/4​

Answer 1

Explanation:

wheel of radius R

and mass M is at rest

against a step of height

3R/4, as illustrated in figure

below. Find the minimum

horizontal force F that must

be applied to the axle to

make the wheel start to rise

over the step ,If mass M = 5

kg and radius R =0.5 m