b) A prismatic bar with circular cross-section subjected to tensile force 85 kN. The barhas a length of 3.0 m and diameter 30 mm. It is made of aluminium with elasticmodulus 70 kN/mm? and Poisson's ratio 1/3. Distinguish elongation, & and diameterreduction, AD. Assuming stress at the limit of proportion is 180 kN/mm?.

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Mechanical Engineering

0m and diameten

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter7: Analysis Of Stress And Strain

Section: Chapter Questions

Problem 7.4.8P: - A specimen used in a coupon test has norm al stress ??. = 15 MPa (see figure). Using Mohr’s...

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b) A prismatic bar with circular cross-section subjected to tensile force 85 kN. The bar
has a length of 3.0 m and diameter 30 mm. It is made of aluminium with elastic
modulus 70 kN/mm? and Poisson's ratio 1/3. Distinguish elongation, & and diameter
reduction, AD. Assuming stress at the limit of proportion is 180 kN/mm?.

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