Pascal's Principle: In a hydraulic garage lift, the small piston has a radius of 5.0 cm and the large piston has a radius of 15 cm. What force must be applied on the small piston in order to lift a car weighing 20,000 N on the large piston? Assume the pistons each have negligible weight.
A. 6.7 × 103 N
B. 5.0 × 103 N
C. 2.9 × 103 N
D. 2.2 × 103 N
Answer: D
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