A simply supported rectangular beam has a width of 300mm and the distance to the centroid of tension reinforcement is 330mm. The tension reinforcement has an area of 2463mm.2 and the area of compression reinforcement placed 70mm from the compression face of the beam is 1231.5mm.2, fy = 415MPa, fc'=30MPa, balanced steel ratio of 0.031.The design strength using 0.90 as the reduction faction is

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Subject: Reinforced concrete Design- Civil Engineering

 

A simply supported rectangular beam has a width of 300mm and the

distance to the centroid of tension reinforcement is 330mm. The tension

reinforcement has an area of 2463mm.2 and the area of compression

reinforcement placed 70mm from the compression face of the beam is

1231.5mm.2, fy = 415MPa, fc'=30MPa, balanced steel ratio of 0.031.The

design strength using 0.90 as the reduction faction is

 

Choices

A. 282kN.m

B. 245kN.m

C. 254kN.m

D. 228kN.m

 

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