A composite column member is fabricated on top of a base plate as shown in thefigure. What should be the minimum safe thickness of the plate against punching ifthe total deformation of the column is 0.72 mm. Given below are the materialproperties.OallowableMaterialTallowable (MPa)E (GPa)(MPa)Steel12060200Aluminum904570PISteel (D = 55 mm)Aluminum (D = 110 mm)Steel_500 mm_300 mm

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Answered: A composite column member is fabricated…

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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My student number is 202010237
An ASTM A615 grade 60 number 10 rebar with a gauge length of 8 in. was subjected to tension to fracture according to ASTM E-8 method. The load and deformation data were as shown in Table .Using a spreadsheet program, obtain the following:a. A plot of the stress–strain relationship. Label the axes and show units.b. A plot of the linear portion of the stress–strain relationship. Determine modulus of elasticity using the best-fit approach.c. Proportional limit.
A bar having the cross section shown has been formed by securely bonding brass and ahumimum stock. Using the data given below, determine the largest permissible bending moment when the composite bar is bent about a horizontal axis. Aluminum Brass SO GPa Moduhus of elasticity Allowable stress 100 GPa 100 MPa 160 MPa M = kN-m 20 mm 20 mm Aluminum 20 mm Brass 46 mm 20 mm 46 mm
1. The tensile strength vs. temperature curves of aluminum are plotted below. Explain the meaning of these two curves. 400 Ultimate strength 300 Yield strength 200 100 -200 -150 -100 -50 50 100 150 200 250 Temperature, °C Strength, kPa
The composite bar shown is fixed at the ends and is subjected to the axial load P shown. If the aluminum is stressed to 10 ksi, find the force P and the stress in the steel. 10in. 15in. Aluminum Steel A=1.5 in? E=10x10°psi A=2.0 in? 6 E=30x10°psi 6
A composite bar BCD has a uniform external radius R. = 10 cm. Segment BC is solid steel, while segment CD is composed of a copper core of radius R,= 1cm bonded inside a steel sleeve. The lengths of the two segments are Lsc= 2 m and Lco= 1 m. The material moduli are Esteel= 200 GPa and Ecopper= 100 GPa. The bar is fixed at B and tensile loads are applied at section D (Fo= 1000 kN) and at section C (Fc= 400 kN). Compute the following: %3D Determine Axial stress of copper in segment CD in MPa. 2m 1m 400 KN 1000 KN
The composite bar is initially stress-free. Calculate the stress in each material and indicate tension or compression if the temperature has increased to 25°C. Consider that the walls are unyielding and suitably braced to prevent buckling. Use 2 decimal places.
A combined section of steel and copper is subjected to a compressive load. Refer to the table below for the properties of each Steel Copper Area, A 900 mm2 1,200 mm2 Modulus of elasticity, E 200 GPa 120 GPa ents Allowable compressive stress 140 MPa 70 MPa ces ents Which of the following most nearly gives the load, in percent, carried by the copper? ssors Select the correct response ication 44.44% Niki 55.56% Blogs 66.67% 33.33% Courses
Problem: In the composite section as shown in figure 1, determine the following.1. The value of x̄2. The value of ȳ3. The moment of inertia with respect to Neutral x-axis
Two rigid materials are bonded together asshown in Figure 1b and beam is subjectedtwo different forces. Determine (a) themaximum tensile and compressive bendingstresses in A-A cross section, (b) radius ofcurvature of the bar.
1. Three metal strips, each 40 mm height, are bonded together to form the composite beam shown. The modulus of elasticity is 210 GPa for the steel, 105 GPa for the brass, and 70 GPa for the aluminium. If the allowable bending stress for the aluminum (Gallow)al= 100 MPa, for the steel (Gallow)s=150 MPa and (Gallow)b= 200 MPa for brass determine the maximum allowable intensit of w of the uniform distributed load. 2w Aluminum 2w 10 mm Brass 10 mm Steel 20 mm 2m - 40 mm
The composite bar in the figure is stress-free before the axial loads P1 and P2 are applied. Assuming that the walls are rigid, calculate the stress in each material if P1 = 150 kN and P2 = 90 kN.

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