At the proportional limit, a 20-mm-thick x 75-mm-wide bar elongates 7.0 mm under an axial load of 420 kN. The bar is 1.6-m long. If Poisson's ratio is 0.32 for the material, determine the modulus of elasticity. O 70.2 GPa 80.4 GPa O 64.0 GPa O 52.4 GPa 86.7 GPa

At the proportional limit, a 20-mm-thick x 75-mm-wide bar elongates 7.0 mm under an axial load of 420 kN. The bar is 1.6-m long. If Poisson's ratio is 0.32 for the material, determine the modulus of elasticity. O 70.2 GPa 80.4 GPa O 64.0 GPa O 52.4 GPa 86.7 GPa

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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Question

At the proportional limit, a 20-mm-thick x 75-mm-wide bar elongates 7.0 mm under an axial load of 420 kN. The bar is 1.6-m long. If
Poisson's ratio is 0.32 for the material, determine the modulus of elasticity.
O 70.2 GPa
80.4 GPa
O 64.0 GPa
O 52.4 GPa
86.7 GPa

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