PH-575

Hydraulic systems

Physics · Secondary 3 · Hard · Hydraulic systems

A hydraulic car jack has a small piston of area

3.0\,\text{cm}^2

. A force of

90\,\text{N}

is applied to this piston and produces a pressure in the oil that is transmitted to a large piston of area

24\,\text{cm}^2

. What is the force exerted by the oil on the large piston?

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