Consider a point in a structural member that is subjected to plane stress. Normal and shear stresses acting on horizontal and vertical planes at the point are shown. If oy 18 ksi, determine the principal stresses acting at the point. 15 ksi 4 ksi 18.31 ksi and -8.65 ksi 27.78 ksi and -12.42 ksi 25.60 ksi and -11.60 ksi 20.57 ksi and -9.57 ksi O 35.70 ksi and -16.21 ksi

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Consider a point in a structural member that is subjected to plane stress. Normal and shear stresses acting on horizontal
and vertical planes at the point are shown. If oy = 18 ksi, determine the principal stresses acting at the point.
15 ksi
4 ksi
18.31 ksi and -8.65 ksi
O 27.78 ksi and -12.42 ksi
O 25.60 ksi and -11.60 ksi
O 20.57 ksi and -9.57 ksi
35.70 ksi and -16.21 ksi
Transcribed Image Text:Consider a point in a structural member that is subjected to plane stress. Normal and shear stresses acting on horizontal and vertical planes at the point are shown. If oy = 18 ksi, determine the principal stresses acting at the point. 15 ksi 4 ksi 18.31 ksi and -8.65 ksi O 27.78 ksi and -12.42 ksi O 25.60 ksi and -11.60 ksi O 20.57 ksi and -9.57 ksi 35.70 ksi and -16.21 ksi
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