Final&AnswerKey - A AE 333 Final Exam Dec 16 2009...

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AAE 333 Final Exam Dec 16 2009 Open Book, 1 Crib sheet allowed The right answer is worth 5 points. A wrong answer is worth 0. Fill in the circle on the scantron sheet corresponding to your answer chosen from the list provided. Hand in the scantron sheet separately. NOTE: I will post a detailed solution later, for anyone interested (possibly on Sunday) 1. A 2D velocity field u=A1 *y, v=A2*x exists with constants A1 and A2. (Units are MKS). Determine the values of A1 and A2 required for the flow to be irrotational and the volume flow rate passing up through the line segment from (x,y)=(0,0) to (1,0) to be 2 m^3/s/m a. A1=4 ; A2=4 b. A1=4; A2=-4 c. A1=2; A2=-2 d. A1=2; A2=2 e. A1=1; A2=4 f. A1=4; A2 = 1 2. The density of liquid water is closest to a. 1 kg/m^3 b. 10 kg/m^3
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c. 100 kg/m^3 d. 1000 kg/m^3 e. 10000 kg/m^3 3. A spherical balloon has a volume of 1000 m^3. The density of the gas inside is 0.1 kg/m^3. The density of the gas outside is 1kg/m^3. The acceleration of gravity is 10 m/s^2. What is the net upward force on the balloon? a.
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Final&AnswerKey - A AE 333 Final Exam Dec 16 2009...

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