An object with a mass of #3 kg# is hanging from an axle with a radius of #2 m#. If the wheel attached to the axle has a radius of #1 m#, how much force is needed to raise the object?

1 Answer
Mar 26, 2017

Answer:

The force is #=58.8N#

Explanation:

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The load #=(3g)N#

Radius of axle #r=2m#

Radius of wheel #R=1m#

Taking moments about the center of the axle

#F*1=3*g*2#

#F=(3*g*2)/1=6g=58.8N#