American University of Beirut
Exam I
MECH 320, Spring 08
Saturday, March 29, 2008
Duration: 90 minutes
Miscellaneous Formulas:
1

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Pr
oblem 1 –Equilibrium Equations (20 points)
Member A of the body shown in the figure is subjected to a compressive force of 5
kN.
Determine the average normal stress acting on the member C which has a
diameter of 10 mm and in member B which has a thickness of 30 mm.
2