An object with a mass of #24 kg# is hanging from an axle with a radius of #5 m#. If the wheel attached to the axle has a radius of #20 m#, how much force must be applied to the wheel to keep the object from falling?

1 Answer
Narad T.
Mar 9, 2017

The force is #=58.8N#

Explanation:

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The load #=24gN#

Radius of axle #r=5m#

Radius of wheel #R=20m#

Taking moments about the center of the axle

#F*20=24g*5#

#F=(24g*5)/20=6g=58.8N#

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