Example+Exam+1

# Example+Exam+1 - Example Exam#1 Questions Short Answer 1...

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Example Exam #1 Questions Short Answer 1. The fluid property which causes a drop of water to form a bead on a waxed surface is called _____. 2. Define vapor pressure. 3. The specific weight for any fluid is equal to _____ times the density. 4. Define gage pressure. 5. Piezometric head is defined as _____ Problem - The space between the two plates is filled with oil with a specific gravity of 0.87 and a kinematic viscosity of 10 -2 ft 2 /sec. The velocity profile between the plates is linear. Determine the shear stress at a point half way between the top and bottom plates. ANSWER: 14.2 PSF 5 fps 2 fps 0.1 in shear stress = ? Problem - An automobile tire contains 1 ft 3 of air and is pressurized to 32 psi at 70°F. The car is then driven a long distance on a hot day so that the tire temperature increases to 130°F. Assuming that the tire does not expand, the air pressure inside the tire changes from 32 psi to what corresponding pressure at 130°F? ANSWER: 37.3 psig

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Example+Exam+1 - Example Exam#1 Questions Short Answer 1...

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