Hydraulic Lift Gauge Pressure
In a hydraulic lift, a piston with a radius of 15 cm supports a 1500 kg car. What is the gauge pressure in the hydraulic fluid?
A
6.7 × 10⁴ Pa
B
2.1 × 10⁵ Pa
C
1.5 × 10⁴ Pa
D
4.2 × 10⁵ Pa
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