SITUATION. A reinforced concrete beam 300 mm wide has a total depth of 650 mm. It is reinforced with 4 - 20 mm diameter bars for tension. fc' = 21 MPa and fs = 140 MPa. Use 70 mm steel cover. 1. Determine the distance of the neutral axis to the tension steel. 174.791 mm 147.791 mm 504.209 mm 405.209 mm 2. Determine the gross moment of inertia. 6,865.625 x 10° mm B 8,665.625 x 10 mm 5,865.625 x 10 mm D. 6,665.625 x 10 mm4

SITUATION. A reinforced concrete beam 300 mm wide has a total depth of 650 mm. It is reinforced with 4 - 20 mm diameter bars for tension. fc' = 21 MPa and fs = 140 MPa. Use 70 mm steel cover. 1. Determine the distance of the neutral axis to the tension steel. 174.791 mm 147.791 mm 504.209 mm 405.209 mm 2. Determine the gross moment of inertia. 6,865.625 x 10° mm B 8,665.625 x 10 mm 5,865.625 x 10 mm D. 6,665.625 x 10 mm4

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter7: Deflections Of Trusses, Beams, And Frames: Work-energy Methods

Section: Chapter Questions

Problem 31P

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