A reinforced concrete beam has a width of 300 mm and an effective depth of 450 mm. The beam is reinforced with 6-32 mmØ bars at the bottom and 2-28 mmØ bars at 65 mm from the top. Use fc' = 34.5 MPa and fy = 345 MPa. Assume that the contribution of the compression steel may not be neglected and that the compression steel yields. 1. Which of the following gives the balanced steel ratio? B. 0.0489 D. 0.0597 2. Which of the following gives the depth of compression stress block? B. 140.94 mm D. 388.91 mm 3. Which of the following gives the nominal moment capacity of the beam? B. 398.4 kN-m A. 634.16 kN-m D. 713.4 kN-m C. 568.2 kN-m A. 0.0441 C. 0.0531 A. 127.58 mm C. 177.35 mm

A reinforced concrete beam has a width of 300 mm and an effective depth of 450 mm. The beam is reinforced with 6-32 mmØ bars at the bottom and 2-28 mmØ bars at 65 mm from the top. Use fc' = 34.5 MPa and fy = 345 MPa. Assume that the contribution of the compression steel may not be neglected and that the compression steel yields. 1. Which of the following gives the balanced steel ratio? B. 0.0489 D. 0.0597 2. Which of the following gives the depth of compression stress block? B. 140.94 mm D. 388.91 mm 3. Which of the following gives the nominal moment capacity of the beam? B. 398.4 kN-m A. 634.16 kN-m D. 713.4 kN-m C. 568.2 kN-m A. 0.0441 C. 0.0531 A. 127.58 mm C. 177.35 mm

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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