In order to address ACL injuries and develop a replacement for ligament injury, a rectangular block of poly-caprolactone (PCL), a = 3 cm wide and b = 2.5 cm deep, is subjected to an axial tensile load (F) as shown in the figure. Measurements show the block to increase in length by Ax = 4.33 x 10$ m (initial length L 25 cm) and to decrease in width by Az 0.125 10$ m, when F is 1 kN. for the Calculate the modulus of elasticity (E) material. Assume ɛy = 6. Show all your work and select the best choice from below. and Poisson's ratio Modulus of Elasticity: A. Cannot be determined B. 4.3 GPa C. 77 GPa D. 7.7 GPa F Poisson's ratio: A. 0.31 В. 0.5 С. 1 D. 0.24
In order to address ACL injuries and develop a replacement for ligament injury, a rectangular block of poly-caprolactone (PCL), a = 3 cm wide and b = 2.5 cm deep, is subjected to an axial tensile load (F) as shown in the figure. Measurements show the block to increase in length by Ax = 4.33 x 10$ m (initial length L 25 cm) and to decrease in width by Az 0.125 10$ m, when F is 1 kN. for the Calculate the modulus of elasticity (E) material. Assume ɛy = 6. Show all your work and select the best choice from below. and Poisson's ratio Modulus of Elasticity: A. Cannot be determined B. 4.3 GPa C. 77 GPa D. 7.7 GPa F Poisson's ratio: A. 0.31 В. 0.5 С. 1 D. 0.24
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:In order to address ACL injuries and develop a replacement for ligament injury, a rectangular
block of poly-caprolactone (PCL), a = 3 cm wide and b = 2.5 cm deep, is subjected to an axial
tensile load (F) as shown in the figure. Measurements show the block to increase in length by Ax
= 4.33 x 10$ m (initial length L = 25 cm) and to decrease in width by Az = 0.125 10S m, when F
is 1 kN.
Calculate the modulus of elasticity (E)
material. Assume ɛy = Ez. Show all your work and select the best choice from below.
and Poisson's ratio
for the
Modulus of Elasticity:
A. Cannot be determined
В. 4.3 GPa
C. 77 GPa
D. 7.7 GPa
Poisson's ratio:
A. 0.31
В. О.5
С. 1
D. 0.24
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