Situation 5: A simply supported beam having a span of 5m carries a uniform service load of 30 kN/m. It has a width of 200mm, with an effective depth of 480 mm (f'c = 30 MPa). Steel used with fy=420 MPa, has a percentage of 1.5%. The concrete cover is 50 mm and light weight concrete were used pondering 2230 kg/m. Use uncracked section. Hint: Ec=Wc1.5(0.043fc) (MPa) 10. Determine the maximum stress. a. 45.927 MPa b. 69.161 MPa c. 553.285 MPa d. 102.060 MPa e. None of these beam? 11. If crack section will be considered, what will be the maximum stress of the a. 42.079 MPa b. 58.848 MPa c. 529.631 MPa d. 93.509 MPa e. None of these tudinal
Situation 5: A simply supported beam having a span of 5m carries a uniform service load of 30 kN/m. It has a width of 200mm, with an effective depth of 480 mm (f'c = 30 MPa). Steel used with fy=420 MPa, has a percentage of 1.5%. The concrete cover is 50 mm and light weight concrete were used pondering 2230 kg/m. Use uncracked section. Hint: Ec=Wc1.5(0.043fc) (MPa) 10. Determine the maximum stress. a. 45.927 MPa b. 69.161 MPa c. 553.285 MPa d. 102.060 MPa e. None of these beam? 11. If crack section will be considered, what will be the maximum stress of the a. 42.079 MPa b. 58.848 MPa c. 529.631 MPa d. 93.509 MPa e. None of these tudinal
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Step 1
We use following simple bending equation to calculate the maximum stress in concrete.
Where M = total moment acting on the beam
y = distance of extreme fiber from the neutral axis
I = moment of inertial of the beam section
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