An element in plane stress on the surface of an automobile drive shaft (see figure) is subjected to stresses of o, = -45 MPa and 7 = 39 MPa (see figure). It is known that one of the principal stresses equals 41 MPa in tension. (a) Determine the stress o „. (b) Determine the other principal stress and the orientation of the principal planes, then show the principal stresses on a sketch of a properly oriented element. 139 MPa 45 MPa

An element in plane stress on the surface of an automobile drive shaft (see figure) is subjected to stresses of o, = -45 MPa and 7 = 39 MPa (see figure). It is known that one of the principal stresses equals 41 MPa in tension. (a) Determine the stress o „. (b) Determine the other principal stress and the orientation of the principal planes, then show the principal stresses on a sketch of a properly oriented element. 139 MPa 45 MPa

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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Grandpa/Shutterstock.com 7.3-26 An element in plane stress on the surface of an automobile drive shaft (see figure) is subjected to stresses of σ = -45 MPa and 7xy = 39 MPa (see figure). It is known that one of the principal stresses equals 41 MPa in tension. (a) Determine the stress o,. (b) Determine the other principal stress and the orientation of the principal planes, then show the principal stresses on a sketch of a properly oriented element. PROBLEM 7.3-26 T P o, Т 139 MPa 45 MPa
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