A metallic bar of cross-section Ao = 177 mm2 and length Lo = 0.3 mm, is subjected to a load of P = 1353 N, the deformed length AL = 0.03 mm. Now calculate the following values: Ao Lo -AL (a) The engineering stress MPa (same as the unit of N/mm²) (b) The engineering strain E = (c) The Young's Modulus

Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter2: Axially Loaded Members
Section: Chapter Questions
Problem 2.10.5P
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A metallic bar of cross-section Ao = 177 mm2 and length Lo = 0.3 mm, is subjected to a
load of P = 1353 N, the deformed length AL=0.03 mm. Now calculate the following
values:
Ao
Lo
-AL
(a) The engineering stress
MPa (same as the unit of N/mm2)
(b) The engineering strain
E =
(c) The Young's Modulus
E =
MPa
Transcribed Image Text:A metallic bar of cross-section Ao = 177 mm2 and length Lo = 0.3 mm, is subjected to a load of P = 1353 N, the deformed length AL=0.03 mm. Now calculate the following values: Ao Lo -AL (a) The engineering stress MPa (same as the unit of N/mm2) (b) The engineering strain E = (c) The Young's Modulus E = MPa
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