Strength of Material TextbookProvide step by step solution 11.20 A flat bar of cross section 15 mm by 70 mm elongates2.59 mm in a length of 1.3 m as the result of an axialload of 230 kN. The proportional limit of the materialis 240 MPa .Determine the axial stress in the bar andthe elastic modulus.

Axial stress is the ratio of load and the areaσ=PAσ=230,000N15×70 mm2σ=219Mpa

Answered: A flat bar of cross section 15 mm by 70…

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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A flat bar of cross section 15 mm by 70 mm elongates 2.59 mm in a length of 1.3 m as the result of an axial load of 230 kN. The proportional limit of the material is 240 MPa .Determine the axial stress in the bar and the elastic modulus.