The 5-ft concrete post is reinforced with six steel bars, each with a-in. diameter. Knowing that E = 29 x 106 psi and E,= 3.6 x 106psi, determine the normal stresses in the steel and in the concrete when a 190-kip axial centric force is applied to the post.5 ft10 in.10 in.The normal stresses are as follows:σςksiksi

Answered: Image /qna-images/answer/7a16b7ad-270d-472e-a2f1-b67daed6a4c4.jpg

Answered: The 5-ft concrete post is reinforced…

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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A wooden post supports a 6-kip axial load as shown at right. Determine the stress at point A when: a. b = 0 b. b = 1 in c. b = 3 in
Determine the maximum force P in kips that the reinforced concrete column can support. ??? = 30,000 ??? and ?? = 4,000 ???. The radius of steel rods is 0.5 inch. The allowable stress of steel is 10 ksi while that of concrete is 4.5 ksi.
From the given simply supported beam below, determine the following: g. The shear stress at the mid-point of the beam.
A torque of T = 5400 kN-m is applied to a torsion member whose cross section is shown. Dimensions of the cross section are a = 660 mm, b = 1140 mm, d = 1670 mm, t1 = 19 mm, t2 = 10 mm, and tz = 15 mm. The dimensions given for a, b, and d are measured to the wall centerline. Determine the average shear stress acting at points A. B, and C.
A simply supported rectangular beam of length 6.45m has a width of 437.5 and an effective depth of 692.5. The beam is to be reinforced using 12 mm bars. The beam supports service dead loads of 31 kN/m and 39.5kN/m., respectively. the fc' is 28MPa, fy is 420MPa and Wu is 89.9kN/m. 1. what is the ultimate moment capacity of the beam? 2. what is the height of the equivalent stress block? 3. Determine the number of bars required for this beam
The copper pipe [G = 5,000 ksi] has an outside diameter of 3.500 in. and a wall thickness of 0.250 in. The pipe is subjected to a uniformly distributed torque of t = 85 lb-ft/ft along its entire length. Using a = 2.5 ft, b = 3.5 ft, and c = 8.0 ft, determine(a) the maximum shear stress in the pipe.(b) the rotation angle φC at the free end of the shaft.
COMPLETE SOLUTION! The 1000kg uniform bar AB is suspended from two cables AC and BD; each cross- section area 400mm2. Find the magnitude P and the location x of the largest additional vertical force that can be applied to the bar. The stresses in AC and BD are limited to 100MPa and 5MPa, respectively.
A torque of T = 5100 kN·m is applied to a torsion member whose cross section is shown. Dimensions of the cross section are a = 510 mm, b = 1000 mm, d = 1640 mm, t1 = 20 mm, t2 = 10 mm, and t3 = 15 mm. The dimensions given for a, b, and d are measured to the wall centerline. Determine the average shear stress acting at points A, B, and C.
For the beam in question 1, determine the maximum bending and shear stressesat point C, at point P of the section. Represent the stress cube
The rigid beam ABC is supported by a pin connection at C and by steel rod (1), which has a diameter of 7 mm. If the normal stress in rod (1) must not exceed 215 MPa, what is the maximum uniformly distributed load w that may be applied to beam ABC? Use dimensions of a = 350 mm, b = 700 mm, and c = 525.0 mm. Calculate the allowable force in rod (1).
1. A 75 mm x 75 mm x 8 mm angle is used as a beam over a span of 7.0 m. It is subjected to loading of 10 kN/m acting in the vertical plane passing through the centroid of the Section Determine maximum stress induced in the section.
The 1000kg uniform bar AB is suspended from two cables AC and BD; each cross- section area 400mm2. Find the magnitude P and the location x of the largest additional vertical force that can be applied to the bar. The stresses in AC and BD are limited to 100MPa and 5MPa, respectively.

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