I need a quick solution within 15 minutes With put a happy emoji at the end my best wishes Hamoudi B): A positive bending moment of 70 kN.m is applied on reinforced concrete section shown in figure. If n= 15, find thenormal stresses in the concrete and steel (fefs).250 mm250 mmfekdN.A.2030 mmT=A.f.n A,(a)Actual section(b) Transformed section(c) Stress diagramtuu 099500 mm

Answered: B): A positive bending moment of 70…

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

The concrete post in the figure is reinforced axially with four symmetrically placed steel bars, each of cross-sectional area 900 mm?. Compute the stress in each material when the 1000-kN axial load is applied. The moduli of elasticity are 200 GPa for steel and 14 GPa for concrete. Bearing | 1000 kN plate Steel Concrete 300 mm 300 mm Section a-a The stress in concrete = MPa (use up to 4 significant figures). The stress in steel = MPa (use up to 4 significant figures).
A rectangular reinforced concrete beam with width of 250 mm and effective depth of 500 mm is subjected to 150 kN-m bending moment. The beam is reinforced with 4-25 mm o bars. Use alternate design method and modular ratio n = 9. 1. What is the maximum stress of concrete? 2. What is the maximum stress of steel? 3. What is the total compressive force in concrete? b = 250 009=P -0000- b = 250 d-x nA. 4-25 mm Ø ΝΑ
The properties of the reinforced concrete beam are b = 304 mm, d = 475 mm, Ast = 1035 mm2, and Est / Eco = 9. If the working stresses are 17.7 MPa for concrete and 114.5 MPa for steel, determine the corresponding bending moment (in Nm) for the steel. Round off the final answer to two decimal places. -b- h ΝΑ Ast (total area) d
A steel pipe is subjected to a quadratic distributed load over its height with the peak intensity go at the base (see figure). q(x) = 90[1-(x/L)²] 90 Assume the following pipe properties and dimensions: height L, outside diameter d = 200 mm, and wall thickness t = 10 mm. Allowable stresses for flexure and shear are ₂ = 117 MPa and T₂ = 40 MPa. (a) If L = 3.5 m, find 90, max (in kN/m), assuming that allowable flexure and shear stresses in the pipe are not to be exceeded. kN/m (b) If q = 80 kN/m, find the maximum height Lmax (in m) of the pipe if the allowable flexure and shear stresses in the pipe are not to be exceeded. m
Shown is a composite plate joined together by rivets. The components consist of two tension bar plates that is ¾ X 4 inch and riveted together by two splice plates which is 0.8 X 6 inch. Each rivet has a diameter of 25.4 mm. Considering that the allowable stress for the tension bar plates and splice plates is σ=20.0 ksi, the allowable shear stress for the rivets is σ=25.0 ksi and the allowable bearing stress on the rivets and splice plates is σ=25.0 ksi. What will be the maximum permissible load P such that none of the allowable stresses will be exceeded?
y 400 mm 4 mm B 200 mm A 6 mm The rectangular plate is subjected to the deformation shown by the dashed line. Determine the average shear stress in the plate if the shear modulus of the material is 2 MPa. Express your answer in kPa and round it to the nearest integer if necessary.
Assume concrete accepts no tension. Compute the bending stress in the extreme fiber of the beam of figure for bending moment 1.25ton.m A = 10cm? E, = 2*10 kg /cm? E. = 2*10°kg /cm f' =150kg / cm? F, = 4000kg / cm? 20 cm 25 cm 20 cm
Fig shows a 700 mm length of aluminum alloy bar is suspended from the ceiling such away to provide a clearance of 0.3 mm between it and a 250 mm length of steel bar as shown in figure. Aal = 1250 mm² Eat =70 GN/m²; A = 2500 mm², E, = 210 GN/m². Find the stress in the aluminum and in the steel due to a 300 kN load applied 500 mm from the ceiling. 0.3 mm- 250 mm 500 mm 200 mm 300kN o Steel Aluminum M N
The properties of the reinforced concrete beam are b = 303 mm, d = 466 mm, Ast = 1138 mm2, and Est / Eco = 9. If the working stresses are 18.5 MPa for concrete and 117 MPa for steel, determine the corresponding bending moment (in Nm) for the concrete. Round off the final answer to two decimal places. -b- h ΝΑ Ast (total area) d
A reinforced concrete beam is shown in the figure below. 0.75-in, diameter rods Wo 20 in. 2.5 in. 8 ft- 8 ft 10 in. Part A Determine the maximum uniform distributed load wn that can be supported by the reinforced concrete beam if the allowable tensile stress for the steel is (Ost )allow = 30 ksi and the allowable compressive stress for the concrete is (oconc )allow = 3 ksi . Assume the concrete cannot support a tensile stress. Take Est = 29(10) ksi , Econe = 3.6(103) ksi Express your answer to three significant figures.
The properties of the reinforced concrete beam are b = 306 mm, d = 467 mm, Ast = 1007 mm2, and Est / Eco = 10. If the working stresses are 19.1 MPa for concrete and 102.2 MPa for steel, determine the largest bending moment (in Nm) that may be applied safely. Round off the final answer to three decimal places. ... ΝΑ Ast (total area)
A reinforced concrete beam (see figure)is acted on by a positive bending moment ofM = 160 kN . m. Steel reinforcement consists of4 bars of 28 mm diameter. The modulus of elasticityfor the concrete is Ec = 25 GPa while that of the steelis Es = 200 GPa.(a) Find the maximum stresses in steel and concrete.(b) If allowable stresses for concrete and steel areσac = 9.2 MPa and σas = 135 MPa, respectively,what is the maximum permissible positivebending moment?(c) What is the required area of steel reinforcement,As, if a balanced condition must be achieved?What is the allowable positive bending moment?(Recall that in a balanced design, both steel andconcrete reach allowable stress values simultaneouslyunder the design moment.)

SEE MORE QUESTIONS

Recommended textbooks for you

Structural Analysis

Civil Engineering

ISBN:

9781337630931

Author:

KASSIMALI, Aslam.

Publisher:

Cengage,

Structural Analysis (10th Edition)

Civil Engineering

ISBN:

9780134610672

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Principles of Foundation Engineering (MindTap Cou…

Civil Engineering

ISBN:

9781337705028

Author:

Braja M. Das, Nagaratnam Sivakugan

Publisher:

Cengage Learning

Structural Analysis

Civil Engineering

ISBN:

9781337630931

Author:

KASSIMALI, Aslam.

Publisher:

Cengage,

Structural Analysis (10th Edition)

Civil Engineering

ISBN:

9780134610672

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Principles of Foundation Engineering (MindTap Cou…

Civil Engineering

ISBN:

9781337705028

Author:

Braja M. Das, Nagaratnam Sivakugan

Publisher:

Cengage Learning

Fundamentals of Structural Analysis

Civil Engineering

ISBN:

9780073398006

Author:

Kenneth M. Leet Emeritus, Chia-Ming Uang, Joel Lanning

Publisher:

McGraw-Hill Education

Sustainable Energy

Civil Engineering

ISBN:

9781337551663

Author:

DUNLAP, Richard A.

Publisher:

Cengage,

Traffic and Highway Engineering

Civil Engineering

ISBN:

9781305156241

Author:

Garber, Nicholas J.

Publisher:

Cengage Learning

SEE MORE TEXTBOOKS

B): A positive bending moment of 70 kN.m is applied on reinforced concrete section shown in figure. If n= 15, find the normal stresses in the concrete and steel (fefs). 250 mm 250 mm fe kd N.A. 2030 mm n A, T-A..f. (a)Actual section (b) Transformed section (c) Stress diagram ww 00s ww 09s