80 ksi 90° 60 ksi 45 60°
Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter1: Heat, Temperature, And Pressure
Section: Chapter Questions
Problem 17RQ: Convert 22C to Fahrenheit.
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Question
The stress acting on two planes at a point is indicated. Determine the shear stress on plane a–a and the principal stresses at the point.
Expert Solution
Step 1
The component of 60 ksi in horizontal direction,
The component of 60 ksi in plane x-y is written as,
The normal stress on a-a axis is written as,
Step 2
The shear stress on plane a-a is written as,
Therefore, the shear tress on plane a-a is -1.96 ksi.
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