An object with a mass of #24 kg# is hanging from an axle with a radius of #24 m#. If the wheel attached to the axle has a radius of #24 m#, how much force must be applied to the wheel to keep the object from falling?

1 Answer
Jul 18, 2017

Answer:

The force is #=235.2N#

Explanation:

enter image source here

The load #L=(24g)N#

Radius of axle #r=0.24m#

Radius of wheel #R=0.24m#

Taking moments about the center of the axle

#F*R=L*r#

#F*0.24=24g*0.24#

#F=(24*g*0.24)/0.24=235.2N#

The force is #F=235.2N#