Physics, 07.12.2021 04:00 wwwcarolynzouowficz
1. A hydraulic lift office chair has its seat attached to a piston with an area of 11.2 cm². The chair is raised by exerting force on another piston, with an area of 4.12 cm². If a person sitting on the chair exerts a downward force of 219 N, what force needs to be exerted on the small piston to lift the seat?
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1. A hydraulic lift office chair has its seat attached to a piston with an area of 11.2 cm². The cha...
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