Q2 Two round bars are joined and used as a tension member as illustrated. Themodulus of elasticity is 200 GPa for steel and 70 GPa for aluminum.Aluminumbar100 mm diameter50 mm diameterPSteel bar280 mm400 mmDetermine the magnitude of the force P (in kN) that will lengthen the two bars0.40 mm.Your answer

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Answered: Two round bars are joined and used as a…

Materials Science And Engineering Properties

1st Edition

ISBN:9781111988609

Author:Charles Gilmore

Publisher:Charles Gilmore

Chapter6: Introduction To Mechanical Properties

Section: Chapter Questions

Problem 8ETSQ

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Axial loads are applied to the compound rod that is composed of an aluminum segment rigidly connected between steel and bronze segments. What is the stress (in Mpa) in the bronze given that P= 188 kN? Express your answer in four decimal places.
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Axial loads are applied to the compound rod that is composed of an aluminum segment rigidly connected between steel and bronze segments. What is the stress (in Mpa) in the steel given that P= 96.3 kN? Express your answer in two decimal places.
Problem 1 A bar obtained by bonding together pieces of aluminum (Ea section shown below. Considering that the allowable stress (both in compression and tension) of aluminum and brass are 120 MPa and 180 MPa, respectively, determine the largest moment M that can be applied about the 70 GPa) and brass (Eb 105 GPa) has the cross horizontal axis. 8 mm 8 mm 32 mm- 8 mm 32 mm 8 mm Brass Aluminum
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The cross-sectional area of an aluminum bar is 170 mm?. It carries an axial loads at the positions as shown in the figure. Compute the total deformation of the bar if E = 80 Gpa. Assume the bar is suitably braced to prevent buckling. Add "9" in the loads only. Example: 40+9=49, 18+9=27, 42+9=51, 20+9=29 Area = 170mm' 2 40KN 18KN 20KN 42KN 1.0m 1.80m 0.70m
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1. A circular rod of diameter 20 mm and 500 mm long is subjected to a tensile force 45 kN. The modulus of elasticity for steel may be taken as 200 Kn/mm². Fine stress, strain and elongation of the bar due to applied load.
A brass bar is fastened between a steel bar and an aluminum bar as shown in the figure. Axial loads are applied at the positions indicated. Find the largest value of P (kN) that will not exceed the maximum stresses are: 140 MPa in the steel, 120 MPa in the brass and 80 MPa in the aluminum. [Round off your final answer to 2 decimal places] Steel Brass A = 480 mm A = 650 mm? Aluminum A = 320 mm? 3P 4P 2P 1.0 m 2.0 m 1.5 m
Problem 6: The compound bar containing steel, bronze, and aluminum segments carries the axial loads shown in the figure. The properties of the segments and the working stresses are listed in the table. Bronze A (in.²) Steel 2 ft E (psi) Ow (psi) Aluminum 4 ft 3 ft 2P Steel 0.75 30 × 106 20 000 Bronze 1.00 12 x 106 18 000 ЗР 4P Aluminum 0.50 10 × 106 12 000 Determine the maximum allowable value of P if the change in length of the entire bar is limited to 0.08 in. and the working stresses are not to be exceeded.
PLEASE WRITE YOUR COMPLETE SOLUTION AND BOX THE FINAL ANSWER. THANK YOU. A series of rigidly attached aluminum bars carries the axial loads at the positions shown. If the modulus of elasticity E = 16×10^6 psi, compute the total deformation of the bar and state if the bar elongates or shortens. Assume that the bar is suitably braced to prevent lateral buckling.
Question Three Three bars each made of different materials are connected together and welded to the two walls when the temperature is T,= supports when the temperature becomes T,= 12°C. The material properties and cross- sectional area of each bar are given in the figure. ... 18°C. Determine the force exerted on the (rigid) %3D %3D Steel Brass Сopper Est = 200 GPa as = 12(10-")/°C abr = 21(10¬)/°C acu Ebr 110 GPa Ecu 130 GPa 17(10 )/°C %3D Acu 515 mm2 450 mm2 %3D Ast 200 mm2 Apbr 300 mm- 200 mm 100 mm

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