A pine wood specimen was prepared with actual dimensions of 50 mmx50 mm x 250 mm and grainparallel to its length. The deformation was measured over a gauge length of 200 mm. The specimenwas subjected to compression parallel to the grain failure. The load- deformation results are shown intable below:Load (kN)Deformation (mm)8.90.45717.80.59726.70.72434.50.838430.96552.91.11862.011.2771.031.42280.11.588891.76599.61.9561082.159111.32.3111122.456a. Using a computer spreadsheet program, plot the stress-strain relationship.b. Calculate the modulus of elasticity.С.What is the failure stress?

Given- Actual dimension=50mm×50mm×250mmGauge length=200mm

A pine wood specimen was prepared with actual dimensions of 50 mmx50 mm x 250 mm and grain parallel to its length. The deformation was measured over a gauge length of 200 mm. The specimen was subjected to compression parallel to the grain failure. The load- deformation results are shown in table below:

A pine wood specimen was prepared with actual dimensions of 50 mmx50 mm x 250 mm and grain parallel to its length. The deformation was measured over a gauge length of 200 mm. The specimen was subjected to compression parallel to the grain failure. The load- deformation results are shown in table below:

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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A pine wood specimen was prepared with actual dimensions of 50 mmx50 mm x 250 mm and grain
parallel to its length. The deformation was measured over a gauge length of 200 mm. The specimen
was subjected to compression parallel to the grain failure. The load- deformation results are shown in
table below:
Load (kN)
Deformation (mm)
8.9
0.457
17.8
0.597
26.7
0.724
34.5
0.838
43
0.965
52.9
1.118
62.01
1.27
71.03
1.422
80.1
1.588
89
1.765
99.6
1.956
108
2.159
111.3
2.311
112
2.456
a. Using a computer spreadsheet program, plot the stress-strain relationship.
b. Calculate the modulus of elasticity.
С.
What is the failure stress?

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