RodRod4387 RodRod4387

16-12-2022
Physics

Answered

a person carries a plank of wood 1.9 m long with one hand pushing down on it at one end with a force f1 and the other hand holding it up at 58 cm from the end of the plank with force f2. if the plank has a mass of 18 kg and its center of gravity is at the middle of the plank, what are the magnitudes of the forces f1 and f2? (the distance of 58 cm is measured from the location of f1.) f1

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