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Unformatted text preview: •.. EM319 M.E.Mear Fall 2006 Final Exam .r t} Problem 1: Consider the structure shown in the figure. The horizontal member is very stiff (relative to the two rods) and can be assumed to be rigid. The two rods have axial stiffness AE. length h. and coefficient of thermal expansion a, Determine the force induced in each rod by a change in temperature L1T. l 0..'1\ d 2. DC. ¢., So "V\ c1 i co..~e c! • ~ L .~ L ~ Ln&J; If ~ It '2.. 0(. %oblem 2: Consider the structure shown in the figure. Both beams have flexural rigidity EI. and both rods have axial rigidity AE. Determine the force induced in the rods by the uniformly distributed load q (which acts on the upper beam as indicated in the figure), T ~ •• 1>'1 J l )t< 1: '" y II J (1t.) Problem 3: The beam shown in the figure is fabricated by welding together two rectangular bars. The dimensions of the beam are such that a = 2 ft and b = 1 in., and the loading is such that P = 501b and Mo= 75 ftlb....
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 Spring '06
 Dr.MarkMear
 Force, Shear Stress, inplane shear stress, axial rigidity AE, flexural rigidity EI., stiffness AE. length

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