Final_exam_2005

# Final_exam_2005 - PSE 219 Final Exam NAME PROBLEM 1(20...

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PSE 219 Final Exam December 15, 2005 NAME:_____________________________ PROBLEM 1. (20 points). A bar, with a cross sectional area of 10 cm 2 and a length of 1 m, is chosen as a subcomponent of a structure. The elastic modulus of the material is 1 GPa. It must support a compressive load of 1 kN. The design criteria for the bar are specified as follows: Maximum normal stress < 2 MPa Maximum elongation < 1 mm. a. Draw a picture showing the problem described above. b. Show whether the current design of the bar satisfies or does not satisfy the criteria for the prescribed load of 10 kN. c. Should any other criteria be checked besides the normal stress and elongation? If yes, what would you suggest? d. Let’s say the design does not satisfy the criteria. What could you possible change about the design to meet the criteria?

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PROBLEM 2 (20 points). A rod is subjected to the loading shown below (concentrated load at the free end, two concentrated loads at point B, a distributed load between points
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## This note was uploaded on 11/02/2009 for the course PCE PCE 219 taught by Professor Coffin during the Spring '09 term at Miami University.

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Final_exam_2005 - PSE 219 Final Exam NAME PROBLEM 1(20...

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