TABLE P10.24 Load (N) Displacement (mm) 31 0.30 45 1.73 387 4.17 2358 4.57 7584 5.28 12740 5.99 16859 6.81 20489 7.62 23745 8.23 22757 9.14 19875 9.75 19265 10.5
TABLE P10.24 Load (N) Displacement (mm) 31 0.30 45 1.73 387 4.17 2358 4.57 7584 5.28 12740 5.99 16859 6.81 20489 7.62 23745 8.23 22757 9.14 19875 9.75 19265 10.5
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
A wood specimen was prepared with actual dimensions of 25 mm * 25 mm *
150 mm and grain parallel to its length. Displacement was measured over a
100 mm gauge length. The specimen was subjected to compression parallel to the grain to failure. The load–deformation results are as shown in Table P10.24.
a. Using a computer spreadsheet program, plot the stress–strain relationship.
b. Calculate the modulus of elasticity.
c. What is the failure stress?
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