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OpenStudy (anonymous):
a 2000lb car is on a hydraulic lift, what it the pressure is the side of the lift has a 20cm diameter?
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OpenStudy (anonymous):
Pressure = Force / Area
OpenStudy (anonymous):
convert units to SI to make it easier
OpenStudy (anonymous):
2000lb (kg ) = 909kg 2.2lb
OpenStudy (anonymous):
Area... d = 20 cm = .2m A = pi r^2 = pi .1m^2 = .0314m^2
OpenStudy (anonymous):
Force = mass x gravity = 909kg x 10m/s^2 = 9090N
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OpenStudy (anonymous):
P = F/A P = 9090N/.0314m^2 = 289,490Pa
OpenStudy (anonymous):
There's your answer :)
OpenStudy (anonymous):
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