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OpenStudy (anonymous):
A hydraulic lift is used to lift a heavy machine that is pushing down on it a 4.2 m2 piston (A1) with a force (F1) of 4,900 N. What force (F2) needs to be exerted on a 0.054 m2 piston (A2) to lift the machine?
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OpenStudy (anonymous):
nm figued it out \(\huge \ddot\smile\) Pascals Principle F2=F1 A2 /A1 (4,900N)(0.054m^2)/4.2m^2 F2=63
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