A symmetrical framework consisting of three pin-connected bars is loaded by a force P. The angle between the inclined bars and the horizontal is 48°. The axial strain in the middle bar is measured as 0.00213. Length of bar BD is 2m. 1.8m 1.8m a. Compute the elongation in the bar BD. b. Compute the elongation of the bar CD. c. Compute the stress of bar CD. 48

Structural Analysis
6th Edition
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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A symmetrical framework consisting of three pin-connected bars is loaded by a force P. The angle
between the inclined bars and the horizontal is 48°. The axial strain in the middle bar is measured as
0.00213. Length of bar BD is 2m.
1.8m
1.8m
a. Compute the elongation in the bar BD.
b. Compute the elongation of the bar CD.
c. Compute the stress of bar CD.
48.C
P = 3 (KN)
E= 200GPA
L= 2 m
Transcribed Image Text:A symmetrical framework consisting of three pin-connected bars is loaded by a force P. The angle between the inclined bars and the horizontal is 48°. The axial strain in the middle bar is measured as 0.00213. Length of bar BD is 2m. 1.8m 1.8m a. Compute the elongation in the bar BD. b. Compute the elongation of the bar CD. c. Compute the stress of bar CD. 48.C P = 3 (KN) E= 200GPA L= 2 m
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