Problem (8)The rigid bar ABC in the figure is Figure P-268pinned at B and attached to the twovertical rods. Initially, the bar isSteelL = 0.9 mA 300 mm2E = 200 x 10 N/m2a 11.7 um/(m-°C)AluminumL = 1.2 mA = 1200 mm²E = 70 x 10 N/m2α- 23 μη/ (m."C)horizontal and the vertical rods arestress-free. Determine the stress in thealuminum rod if the temperature of thesteel rod is decreased by 40°C.Neglect the weight of bar ABC.Solution:0.6 m1.2 m

Given data as per questionfor steelL=0.9 mA=300mm2E=200×109 Nm2α=11.7μm/(m0c)Distance between AB=0.6…

Problem (8) The rigid bar ABC in the figure is Figure P-268 pinned at B and attached to the two vertical rods. Initially, the bar is horizontal and the vertical rods are Aluminum Steel L = 0.9 m A 300 mm? E = 200 x 10° N/m2 a = 11.7 um/(m-°C) L = 1.2 m A = 1200 mm2 E = 70 x 10° N/m2 a = 23 um/(m-°C) stress-free. Determine the stress in the aluminum rod if the temperature of the steel rod is decreased by 40°C. Neglect the weight of bar ABC. C Solution: 0.6 m 1.2 m

Problem (8) The rigid bar ABC in the figure is Figure P-268 pinned at B and attached to the two vertical rods. Initially, the bar is horizontal and the vertical rods are Aluminum Steel L = 0.9 m A 300 mm? E = 200 x 10° N/m2 a = 11.7 um/(m-°C) L = 1.2 m A = 1200 mm2 E = 70 x 10° N/m2 a = 23 um/(m-°C) stress-free. Determine the stress in the aluminum rod if the temperature of the steel rod is decreased by 40°C. Neglect the weight of bar ABC. C Solution: 0.6 m 1.2 m

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter1: Tension, Compression, And Shear

Section: Chapter Questions

Problem 1.4.16P: A round bar ABC of length 2L (see figure) rotates about an axis through the midpoint C with constant...

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