An object with a mass of #6 kg# is hanging from an axle with a radius of #5 m#. If the wheel attached to the axle has a radius of #3 m#, how much force must be applied to the wheel to keep the object from falling?

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Answer 1 · 2017-07-07T15:32:42

The force is #=98N#

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The load #L=(6g)N#

Radius of axle #r=5m#

Radius of wheel #R=3m#

Taking moments about the center of the axle

#F*R=L*r#

#F*3=6*g*5#

#F=(6*g*5)/3=98N#

The force is #F=98N#