At a point on the free surface of a stressed body, a normal stress magnitude of S, = 51 MPa (C) and an unknown positive shear stress exist on a horizontal plane. One principal stress at the point is 11 MPa (C). The absolute maximum shear stress at the point has a magnitude of 64 MPa. Determine the unknown stresses on the horizontal and vertical planes and the unknown principal stress at the point. | S, Sy Answers: o, = MPa MPa Try = MPа Op2 =

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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At a point on the free surface of a stressed body, a normal stress magnitude of S, = 51 MPa (C) and an unknown positive shear stress
exist on a horizontal plane. One principal stress at the point is 11 MPa (C). The absolute maximum shear stress at the point has a
magnitude of 64 MPa. Determine the unknown stresses on the horizontal and vertical planes and the unknown principal stress at the
point.
Sgy
S
Answers:
O, =
i
MPa
i
MPa
Txy =
MPa
Op2 =
Transcribed Image Text:At a point on the free surface of a stressed body, a normal stress magnitude of S, = 51 MPa (C) and an unknown positive shear stress exist on a horizontal plane. One principal stress at the point is 11 MPa (C). The absolute maximum shear stress at the point has a magnitude of 64 MPa. Determine the unknown stresses on the horizontal and vertical planes and the unknown principal stress at the point. Sgy S Answers: O, = i MPa i MPa Txy = MPa Op2 =
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