A 15,000-N car on a hydraulic lift rests on a cylinder with a piston of radius 0.20 m. If a connecting cylinder with a piston of 0.050-m radius is driven by compressed air, what force must be applied to this smaller piston in order to lift the car?
a. 600 N
c. 3000 N
b. 940 N
d. 15,000 N
B
Physics & Space Science
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