Which of the following most nearly gives the distance of the neutral axis from the top of the beam? a. 212.51 mm c. 241.89 mm b. 233.09 mm d. 226.57 mm Which of the following most nearly gives the stress inn concrete? a. 11.83 MPa c. 13.16 MPa b. 12.19 MPa d. 12.48 MPa Which of the following most nearly gives the stress in the steel? a. 145.73 MPa c. 143.98 MPa b. 142.41 MPa d. 144.72 MPa

Which of the following most nearly gives the distance of the neutral axis from the top of the beam? a. 212.51 mm c. 241.89 mm b. 233.09 mm d. 226.57 mm Which of the following most nearly gives the stress inn concrete? a. 11.83 MPa c. 13.16 MPa b. 12.19 MPa d. 12.48 MPa Which of the following most nearly gives the stress in the steel? a. 145.73 MPa c. 143.98 MPa b. 142.41 MPa d. 144.72 MPa

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

9. If the value of the fc' of concrete is 30 MPa, and the actual stress of the concrete subjected to a force is 12 MPa, at what stage is the concrete at?
Situation 5: The compound bar, composed of the three segments shown, is initially stress free. Compute the stress in each material if the temperature drops 25°C. Assume that the walls do not yield and use the following data: A (mm²) a (/*C) E (GPa) Bronze segment 2000 19.0 x 10-6 83 Aluminum segrnent 1400 23.0 x 10-6 70 Steel segment 800 11.7 x 10- 200 - 500 mm→- 400 mm- 800 mm Aluminum Steel Bronze 17. Compute the stress in the bronze bar a. 31.6 MPa (T) b. 31.6 MPа (С) 18. Compute the stress in the aluminum bar. а. 45.1 MPа (Т) b. 45.1 MPa (C) 19. Compute the stress in the steel bar. 79.0MPA (T) 79.0MPA (C) 13.6 MPa (T) 13.6 MPa (C) c. d. 54.1 MPа (Т) 54.1 MPa (C) с. d. a. C. 97.0 MPa (T) b. d. 97.0 MPa (C)
NO 1 Please solve and answer correctly, give the complete solutions.
Given the following properties of beam: b = 250 mm, d = 325 mm and h = 400 mm. a) Assuming the concrete is uncracked, compute the bending stresses (in MPa) in the extreme fibers of the beam at M = 100 kN-m. Blank 1 b) Determine the cracking moment (in kNm) for the section if f'c = 28 MPa. Blank 2 c) Compute the flexural stresses in the concrete and steel of the beam using the transformed-area method at M = 100 kN-m, n = 9 and reinforced with 5-16 mm diameter tension bars. Unit must be in MPa. fc = _Blank 3, fs =__________ Blank 4
A pre tensioned concrete member has a rectangular section 250 mm x 400 mm. It is concentrically prestressed with 20- 6 mm diameter high tensile wire, which is anchored to the bulkheads at a unit stress of 1035 MPa. Compute the stresses in concrete immediately after prestressing. The beam is supported throughout its length. Draw stress diagrams.
ASAP!!! NEED RIGHT COMPLETE SOLUTION !!!
In post-tension, concrete should be hardened first before applying the tension in the tendons. True False
Determine the values of the distance cfrom the extreme concrete corppression fibers to the neutral axis, andr, for the beam shown in the following Figure fy 60,000 psi and fc 3000 psi. 0.003 21 in d-c 389 bars 3.00 in) = (0.003) 12 in Select one: a. 6.90 in, 0.0061 b. 6.25 in, 0.0069 c. 7.50 in, 0.0085 d.5.93 in, 0.0076
.draw the stress-strain curve of concrete in compression
Determine the cracking moment (KN/M) and the compressive stress felt by concrete (MPa). Show your step by step answer with solution
PROBLEM TO SOLVE: 600 mm 400 mm 6-25mm diam. 90 mm Using fc' = 28 MPa, Mmax = +320 kNm Determine the following: a. Cracking Moment (kNm) b. Compressive Stress felt by concrete (MPa) c. Tension Stress felt by the tension bars (MPa) d. Moment of Inertia under critical condition e. Demand Capacity Ratio of Concrete under Compression Stress f. Compression force on concrete (kN) g. Distance of the compression concrete force from the neutral axis (mm)
Use fr ( Modulus of Rupture) = 0·7√ f'c a = 500mm b = 200 mm f'c = 21 mpa C = 150mm d = 500mm e = 150mm Concrete density (normal) = 24 kn/m² a) Determine the gross moment of Inertia, in x10 mm" b.) Determine the cracking moment, in kN.m c.) betermine the live load that the beaum can carry if it has a simple span of 10 meters in KN.m. b —a—