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THERMAL STRESS 3. A rigid bar is supported by two copper rods and the gap between the aluminum rod and the bar is 1.50 mm. If the temperature for all materials is increased by 40 degrees Celsius, will the aluminum rod touch the rigid bar or not? Prove your answer. For each copper bar, A = 500 mm^2, E = 120 GPa, and a = 16.8 um/(m C). For the aluminum har Aluminum

THERMAL STRESS 3. A rigid bar is supported by two copper rods and the gap between the aluminum rod and the bar is 1.50 mm. If the temperature for all materials is increased by 40 degrees Celsius, will the aluminum rod touch the rigid bar or not? Prove your answer. For each copper bar, A = 500 mm^2, E = 120 GPa, and a = 16.8 um/(m C). For the aluminum har Aluminum

Structural Analysis
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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THERMAL STRESS 3. A rigid bar is supported by two copper rods and the gap between the aluminum rod and the bar is 1.50 mm. If the temperature for all materials is increased by 40 degrees Celsius, will the aluminum rod touch the rigid bar or not? Prove your answer. For each copper bar, A = 500 mm^2, E = 120 GPa and a = 16.8 um/(m C). For the aluminum bar, A = 400 mm^2, E = 70 GPa , and a = 23.1 um/(m C).
Transcribed Image Text:THERMAL STRESS 3. A rigid bar is supported by two copper rods and the gap between the aluminum rod and the bar is 1.50 mm. If the temperature for all materials is increased by 40 degrees Celsius, will the aluminum rod touch the rigid bar or not? Prove your answer. For each copper bar, A = 500 mm^2, E = 120 GPa and a = 16.8 um/(m C). For the aluminum bar, A = 400 mm^2, E = 70 GPa , and a = 23.1 um/(m C).
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