he cross section of a reinforced concrete beam is shown below. It has a modular ratio of 15. If the allowable compressive stress in the concrete is 6 MPa and the allowable tensile stress in the steel is 120 MPa, determine diameter of the three reinforcing steel rods to make the beam an economic section

he cross section of a reinforced concrete beam is shown below. It has a modular ratio of 15. If the allowable compressive stress in the concrete is 6 MPa and the allowable tensile stress in the steel is 120 MPa, determine diameter of the three reinforcing steel rods to make the beam an economic section

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Related questions

Q: Find the maximum stress in the beam if it is fixed at the left end, free at the right end subjected…

Q: Z 0.3m 4.25 kN 5 KN 0.4m 100 KN 100 KN 3.0 kN m 0.1m 2 kN 2,00 KN 200 KN La X This stainless steel…

Q: The beam shown below has a cross section of channel shape with width b-400 mm and height h=80 mm,…

A: Answer: (a) The maximum tensile stress is 64.68 MPa. (b) The maximum compressive stress is 16.36…

Q: Two vertical forces are applied to a simply supported beam, having the cross section shown. Assume…

Q: A member has the triangular cross section shown in the figure below. 4 in. 4 in. M -2 in.2 in.…

A: Data given- Allowable tensile stress = 22 ksi Allowable compressive stress = 16 ksi

Q: 4 - A rectangular block is loaded with a 180 kN axial force and a moment M, as shown in the figure.…

A: Given data:- Axial force =180 kN the maximum allowable tensile stress = 50 MPa To find:- the…

Q: Two vertical forces are applied to a simply supported beam, having the cross section shown. Assume…

Q: The figure below shown that the three bars are supported a rigid beam ACE. ar CD is made of steel…

A: Given data, d= diameter of each bar =10 mm σAl=allowable stress for aluminum=120 MPa σsteel=…

Q: The beam shown in the figure is made of Wood that has an Allowable Shear Stress of 200 psi;…

Q: Problem 6-57: Determine the moment M that should be applied to the beam in order to create a…

Q: For the cantilever beam arrangement shown below, address the following: (a) Determine the forces…

Q: A solid rectangular homogeneous section (total length = 7.2m) is simply supported, where b = 50 mm…

Q: Fixed end 4.25 KN.m 0.3m 5KN · 100 KN 100 KN 0.4 m 3.0 KN.m 5 KN 200 KN 200KN 0.1 m Find the axial,…

Q: For a steel circular cantilever beam, 10mm in diameter, 700mm in length with an applied load of…

A: M= (3/4 My + 1/3 Mp)My = 24543.5 N.mmMp = 41666.66667 N.mmYield strength= 250 MPad = 10 mmy = d/2F =…

Q: Find the maximum shear stress. Assume that c1 = 8.273 in, c2 = 3.723 in, and I =

A: From the given shear force diagram of the loaded overhang beam, maximum shear force occurs at roller…

Question

100%

The cross section of a reinforced concrete beam is shown below. It has a modular ratio of 15. If the allowable compressive stress in the concrete is 6 MPa and the allowable tensile stress in the steel is 120 MPa, determine diameter of the three reinforcing steel rods to make the beam an economic section.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

show all steps/solution plz
The cross section of a concrete dam is shown in the figure. Take the weight-density (= pg) of water to be 10 kN/m³ and that of concrete to be 25 kN/m³. For the given design of the cross-section, find the ratio h/H that is safe enough for the dam to not tip over (about the downstream edge E). Here you will enter the numerical answer. In the handworked file you must show your worked solution. H E 60° H/10 4H/10 h
For the beam shown at right, determine the following: P= 1800 lb a. Maximum tensile bending stress b. Transverse shear stress at a the junction of the "TEE" (i.e., 2" above the neutral axis). c. Transverse shear stress at the neutral axis - 7.5 ft- - 7.5 ft- (a) d. Draw the stress elements -10 in. representing the state of stress at the junction of the “TEE" and at the neutral axis. | 2 in. 4 in. -N- 1600 10 in. 8 in. 42 in.k- (b)
For the beam shown, use only singularity functions. V₁ = 45 lbf/in and V/₂ = 5 in. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. 0 1400 lbf Hinge JA B₁ C R₂ R₁ 4 in 4 in 2 in V1 V2 D R₂ + What is the value of the peak moment between points Cand D? The peak moment between points C and Dis Ibf.in.
What is the maximum length of a uniformly loaded, simply supported beam based on the maximum allowable stresses, its normal stress of 90MPa and its shear stress of 100MPa? The uniform load is 10kN/m. The area is b = 20mm and h = 80mm
The built-up beam is subjected to a moment of M = 80 kNm. Variable d₁ d₂ d3 da Values for the figure are given in the following table. Note the figure may not be to scale. d5 d3 de d₁ Value 128 mm 22 mm 276 mm 11 mm 138 mm d4 12 mm M₁ de d5 a. Determine the distance from the Neutral Axis to the top of the beam, N.A. b. Determine the mass moment of inertia of the beam, I. Determine the max compressive stress acting on the beam, compression c. d. Determine the max tensile stress acting on the beam, tension.
Find the Magnitude of the Maximum Shear Stress in the below beam and cross-section, if: W = = 6 kN/m L = 5 m b = 55 mm h = 144 mm Ensure that your answers are in MPa. Mo W Cross-Section: L b h
The figure shows the cross-section of a beam that is composed of a wide-flanged structural profile, whose specification is indicated in the figure, and two steel plates, joined by means of screws, placed in pairs with a longitudinal separation of 20 cm . If the beam is subjected to a vertical shear force of 25 KN, determine the shear stress supported by each bolt in the topsheet. Please add the free diagram body.
The simply supported beam shown supports a uniformly distributed load of w = 50 kN/m. Assume x = 1.6 m, a = 3.5 m, b = 6.0 m, xk = 2.5 m. The cross-sectional dimensions of the beam are b₁ = 305 mm, t₁ = 23 mm, d = 480 mm, tw = 14 mm, and y = 85 mm. Determine the principal stresses and the maximum shear stress acting at point H. On a piece of paper, show these stresses on an appropriate sketch. ΧΗ พ bf H H B K Ун XK Ук b K a tw d
A simply supported reinforced concrete beam carries a uniformly distributed load of 12 kN/m on a span of 4 m. The beam has a rectangular cross section 250 mm wide by 450 mm deep, with three 20 mm diameter steel bars placed 60 mm from the bottom of the beam, as shown below. The moduli of elasticity for the concrete and steel are 15 GPa and 200 GPa, respectively. Determine the average tensile stress in the steel and the maximum compressive stress in the concrete at the section of maximum bending moment. 450 mm 250 mm 60 mm
2 kip/ft 6 in 10 in B. 40 kip 16 in D. 16 In 5 ft 5 ft 10 ft The simply-supported beam-column above is subjected to a uniformly distributed load and an axial load, as shown. Assume that the Internal resultants on the cross-section passing through point D are as follows: • ND -40 kip • VD 0 Mp = +100 kip-ft Which of the following is closest to the longitudinal normal stress at point D? O-78.1 psi +235 psi O-153 psi O-1.77 ksi H:
Two wooden studs with cross-sectional dimensions 45×145 mm2 are glued together to form a beam with a T-section according to the figure on the right and loaded according to the figure on the left. The beam is loaded in its rigid direction. Calculate the moment of inertia of the cross-section about the centroid axis (z-axis). Calculate the maximum normal stress in the beam. Sketch the normal stress distribution over the most loaded cross-section of the beam. All calculations must be clear and handwritten, draw and check so that the answers are correct