The two bars are made of polystyrene, which has the stress-strain diagram shown. If the cross-sectional area of bar AB is 975 mm² and BC is 2600 mm², determine the 2 2 largest force P that can be supported before any member ruptures. Assume that buckling does not occur. Include complete steps with explanations and FBD.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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The two bars are made of polystyrene, which has the
stress-strain diagram shown. If the cross-sectional area of
bar AB is 975 mm² and BC is 2600 mm², determine the
largest force P that can be supported before any member
ruptures. Assume that buckling does not occur. Include
complete steps with explanations and FBD.
1m
baxilno
σ (MPa)
175
140
105
70
A
35ptension
0
0.20
-1.2 m
P
0.40
compression
B
0.60
0.80
€ (mm/mm)
Transcribed Image Text:The two bars are made of polystyrene, which has the stress-strain diagram shown. If the cross-sectional area of bar AB is 975 mm² and BC is 2600 mm², determine the largest force P that can be supported before any member ruptures. Assume that buckling does not occur. Include complete steps with explanations and FBD. 1m baxilno σ (MPa) 175 140 105 70 A 35ptension 0 0.20 -1.2 m P 0.40 compression B 0.60 0.80 € (mm/mm)
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