If the permissible compressive and tensile stresses in a singly reinfo – McqOptions

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1.	If the permissible compressive and tensile stresses in a singly reinforced beam are 20 MPa and 250 MPa respectively, and if the neutral axis depth is limited to 0.3 times the effective depth of the section, then the percentage area of the steel required for an economic section is (using WSM)
A.	0.56%
B.	0.76%
C.	0.86%
D.	1.20%
Answer» E.

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