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 #2 m#, how much force must be applied to the wheel to keep the object from falling?

1 Answer
Narad T.
May 4, 2017

The force is #=2822.4N#

Explanation:

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The load L=(24g)N#

Radius of axle #r=24m#

Radius of wheel #R=2m#

Taking moments about the center of the axle

#F*R=L*r#

#F*2=24*g*24#

#F=(24*g*24)/2=2822.4N#

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