0ld Exam #1.pdf - Name_ TA's name_(1 pt) ME 326 Exam 1...

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Name_____________________________ TA’s name___________________(1 pt) ME 326 Exam 1 February 18, 2002 1)___________/20 pts 2)___________/26 pts 3)___________/28 pts 4)___________/25 pts TA)___________/1 pts Total___________/100
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Please! Be neat, write out equations before inserting numbers, and circle your answers. If you cannot figure out one part, assume an answer and carry it through the other parts. 1. (20%) Define the following terms with a single phrase or expression. a. surroundings b. isolated system c. adiabatic d. quasi-equilibrium e. gauge pressure f. intensive property g. enthalpy h incompressible
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2. (26%) An elevator has a mass of 2200 lbm. It is at the top of a 200 ft high shaft when the cable snaps. The air in the elevator shaft is at 80 ˚ F and remains at that temperature as the elevator car falls. None of the air leaks past the car during its descent. The shaft is 25 ft 2 in cross section, and the air outside and in the shaft is initially at 1 atm. a)
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0ld Exam #1.pdf - Name_ TA's name_(1 pt) ME 326 Exam 1...

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