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 $19 m$ , how much force must be applied to the wheel to keep the object from falling?

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Answer 1 · 2017-08-10T08:08:33

The force is $=61.9N$

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The load is $L=24gN$

The radius of the axle is $r=5m$

The radius of the wheel is $R=19m$

The effort is $=FN$

Taking moments about the center of the axle

$F*19=24g*5$

$F=24g*5/19=61.9N$

An object with a mass of 24 kg24 kg is hanging from an axle with a radius of 5 m5 m. If the wheel attached to the axle has a radius of 19 m19 m, how much force must be applied to the wheel to keep the object from falling?