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2)Consider a rectangular column subjected to axial compression. The material stress-strain relationships have been idealized as shown below. a) What axial load will cause concrete to be at its maximum working stress? b) find the axial load P which produces & = & = 0.0012

2)Consider a rectangular column subjected to axial compression. The material stress-strain relationships have been idealized as shown below. a) What axial load will cause concrete to be at its maximum working stress? b) find the axial load P which produces & = & = 0.0012

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Help me please. İts my homework. please 2nd and 3rd needs to solve. 

1)Daw the strain and stress diagrams for untracked plain concrete shown below. Developed the tension and compression expressions? Materials are given as: fc=X, MPa, fr=0.07X1 MPa X1=72.1 目 X2=620.4 X3=144.2 X3 mm 2 Consider a rectangular column subjected to axial compression. The material stress-strain relationships have been idealized as shown below. a) What axial load will cause concrete to be at its maximum working stress? b) find the axial load P which produces & = & = 0.0012 010 @ 15 cm Stras (MPa) Stress MPa) A Concrete A Steel 020 X, 1.1X1 X1 Es=200GPA Stain Strain mm 0.003 X3 3) Design a tie column to carry an axial dead load of 600 kN and an axial live load of (1.6X¡+2.6X2) kN. Given material properties are fy= X, MPa, f'c=X¡ MPa A,=? b=? h=? 1.75 X3 1.5X3 mm
Transcribed Image Text:1)Daw the strain and stress diagrams for untracked plain concrete shown below. Developed the tension and compression expressions? Materials are given as: fc=X, MPa, fr=0.07X1 MPa X1=72.1 目 X2=620.4 X3=144.2 X3 mm 2 Consider a rectangular column subjected to axial compression. The material stress-strain relationships have been idealized as shown below. a) What axial load will cause concrete to be at its maximum working stress? b) find the axial load P which produces & = & = 0.0012 010 @ 15 cm Stras (MPa) Stress MPa) A Concrete A Steel 020 X, 1.1X1 X1 Es=200GPA Stain Strain mm 0.003 X3 3) Design a tie column to carry an axial dead load of 600 kN and an axial live load of (1.6X¡+2.6X2) kN. Given material properties are fy= X, MPa, f'c=X¡ MPa A,=? b=? h=? 1.75 X3 1.5X3 mm
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