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Unformatted text preview: CE 3400 Makeup Final Exam Summer 2008 E’roblem 1 {40 ﬁts) For the beam and loading shown, 20133 12' kips L5 kipsm _ 8
(Sit <~8ﬁ~+_ 10ft 1. Draw the Shear Force Diagram (SFD).
You may use any method you like as long A as you show full work. 2. Draw the Bending Moment Diagram
(BMD). You may use any method you
like as long as you show full work. 3. Select the most economical Wshape
knowing that the allowable stress in
bending o is 22 ksis Problem 2 {30 ﬁts! For the beam and loading shown,
determine the slope and deﬂection at D,
knowing that the ﬂexural rigidity of the beam E1 = 100 31:106 N.m2. Problem No. 3 (25 pts) A rectangular steel bar supports a
compressive concentric load P = 58.5 KN.
Both ends are ﬁxed (i.e., built in). If the
Modulus of Elasticity E is 210 GPa, what
is the maximum length the bar can be ‘ i . _ _ b = an moi
Without experiencmg buckling failure? h 3 883232;} CE 3400 Makeup Fina! Exam Problem N0. 4 (30 pts) A steel bar and a brass bar, shown in
ﬁgure, are pieced between two waits
10°.
Determine the force exerted on the when the temperature 55 T1 rigid (supperts), when the temperature
becomes T2 = 20°. The materiai
properties and crosssectionai areas of
each bar are given in the figure. Problem N0» 5 (25 pts) For the 3d state of stress shown, determine the values of G"), for which the 3d maximum shear stress 2'in =64 (MPa) Summer 2008 Steei Brass
is: z 399 GE’e Ebr = “100 GPa a“ = 12am) [1°C (15, : mama/0c Agt = 290 mm2 Ab, = 450 mm2 a 300 mm4 300 mm Figure: M2M7P4£79
Capyn'ght G 2008 Pearsnn Prentice Hail, inc. y 48 MPa ...
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 Spring '09
 MOORTHY
 Force, Shear Stress, shear force diagram, Makeup Final Exam, compressive concentric load, Steei Brass

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