14. A prismatic bar having cross-sectional area A=1200 mm² is compressed by an axial load P = 90kN (see figure (a)). (1) Determine the stresses acting on an inclined section p-q cut through the bar at an angle = 25°. (2) Determine the complete state of stress for 0=25° and show the stresses on a properly oriented stress element. -x P x1 0=25° P=90 kN x 9 14) FACE ab: 0=25°: σ0=-61.6 MPa, t0=28.7 MPa FACE cd: 0=250+90=205°: σ0=-61.6 MPa, t0=28.7 MPa FACE bc: 0=25°-90°-65°: σ0=-13.4 MPa, t0=-28.7 MPa FACE ad: 0=25°+90° 115°: σ0-13.4 MPa, t0=-28.7 MPa
14. A prismatic bar having cross-sectional area A=1200 mm² is compressed by an axial load P = 90kN (see figure (a)). (1) Determine the stresses acting on an inclined section p-q cut through the bar at an angle = 25°. (2) Determine the complete state of stress for 0=25° and show the stresses on a properly oriented stress element. -x P x1 0=25° P=90 kN x 9 14) FACE ab: 0=25°: σ0=-61.6 MPa, t0=28.7 MPa FACE cd: 0=250+90=205°: σ0=-61.6 MPa, t0=28.7 MPa FACE bc: 0=25°-90°-65°: σ0=-13.4 MPa, t0=-28.7 MPa FACE ad: 0=25°+90° 115°: σ0-13.4 MPa, t0=-28.7 MPa
Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter7: Analysis Of Stress And Strain
Section: Chapter Questions
Problem 7.3.28P: A simply supported wood beam is subjected to point load P at mid-span. The normal stress on element...
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