Answered: Estimate: 1- The normal stress in the…

Estimate: 1- The normal stress in the bar. 2- The change in the length, if its original length before the load is applied is 100 cm.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

Q2: A bar of steel, having a rectangular
cross-section of 7.5 cm by 2.5 cm (see
figure below), carries an axial tensile load of
180 kN. Given that, Young's modulus, E, is
200 GN/m2 and Poisson's ratio, v, is 0.3.
Estimate: 1- The normal stress in the bar. 2-
The change in the length, if its original
length before the load is applied is 100 cm.
3- The lateral strain. 4- The decrease in the
length of the sides of the cross-section. (5
Marks)
7.5 cm
2.5 cm
180 kN
180 kN
100 cm

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