# Chapter 9 - cm What force must be applied on the small...

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Chapter 9 Fluids 2. Atmospheric pressure is 1.013 × 10 5 N/m 2 . The pressure of the atmosphere in kPa is: A. 101.3. B. 98.10. C. 75.40. D. 66.70. E. 55.20. 4. Water has a density of 1000 kg/m 3 . The column of water that would produce a pressure of 1.0135 × 10 5 N/m 2 is: A. 7.3300 m. B. 9.8200 m. C. 10.340 m. D. 15.720 m. E. 20.010 in. 8. The car lift in a gas station operates with an air pressure of 2000 kPa. The piston of the car lift has a diameter of 30.0 cm. What is the mass of the largest car that the lift can raise? A. 8,750 kg B. 9,450 kg C. 10,300 kg D. 14,400 kg E. 17,500 kg 18. A hydraulic lift has a small piston with a diameter 5.0 cm piston and the large piston with a diameter of 25

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Unformatted text preview: cm. What force must be applied on the small piston in order to lift a car on the large piston that weighs 13,000 N? A. 520 N B. 5200 N C. 260 N D. 2600 N 25. Water is flowing through a pipe with a constriction. The diameter of the narrow section is one-half the diameter of the wide section. If the velocity of the incompressible fluid is 3.20 m/s in the wide section, then what is the velocity of the fluid in the narrow section? A. 16.5 m/s B. 18.7 m/s C. 19.8 m/s D. 10.5 m/s E. 12.8 m/s 34. What is the buoyant force on a 1.200 kg solid steel ball submerged in water (density of steel is 7,900 kg/m 3 )? A. 1.136 N B. 1.245 N C. 1.489 N D. 1.566 N E. 1.750 N...
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Chapter 9 - cm What force must be applied on the small...

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