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Home / Questions / Two persons use a large winch to raise a mass of 470 kg. The radius of the wheel is 48 cm ...

Two persons use a large winch to raise a mass of 470 kg. The radius of the wheel is 48 cm and the...

Two persons use a large winch to raise a mass of 470 kg. The radius of the wheel is 48 cm and the radius of the axle is 4.0 cm.
(a) What force is required to lift the load?
(b) Find the MA of the windlass.
(c) If the efficiency of the windlass is 60% and each person exerts the same force, how much force must each apply?

 

 

 

 

Apr 21 2020 View more View Less

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