Midterm_exam_and_solutions

# Midterm_exam_and_solutions - Midterm Exam Solution ME 342...

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Midterm Exam Solution, ME 342 Fluid Mechanics (Spring 2008) 1. In a certain industrial process, oil of density ρ flows through the inclined pipe in the figure. A U -tube manometer, with fluid density ρ m , measures the pressure difference between points 1 and 2, as shown. The pipe flow is steady, so that fluids in the manometer are stationary. (a) Find an analytic expression for p 1 p 2 in terms of system parameters. (5 pt.) (b) Discuss the conditions on h necessary for there to be no flow in the pipe. (5 pt.) (c) Discuss the conditions on h necessary for there to be flow up , from 1 to 2. (5 pt.) (d) Discuss the conditions on h necessary for there to be flow down , from 2 to 1. (5 pt.) L tan θ ρ g Δ z

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Midterm Exam Solution, ME 342 Fluid Mechanics (Spring 2008) 2. A student sneaks a glass of cola onto a roller coaster ride. The glass is cylindrical, twice as tall as it is wide, and filled to the brim. He wants to know what percent of the cola he should drink before the ride begins, so that none of it spills during the big drop, in which the roller
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Midterm_exam_and_solutions - Midterm Exam Solution ME 342...

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