2 - The rigid bar ABC in Figure is pinned Steel Aluminum at B and attached to the two vertical L = 0.5 m L= 1.5 m rods. Initially, the bar is horizontal and the vertical rods are stress-free. A = 500 mm? A = 1500 mm? 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. (30 Points) Steel Aluminum E = 200 x 10° N/m2 a = 11.7 um/(m- °C) E = 70 x 10° N/m2 a = 23 um/(m-°C) B A 0.6 m 1.2 m

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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2 - The rigid bar ABC in Figure is pinned
Steel
Aluminum
at B and attached to the two vertical
L = 0.5 m
L= 1.5 m
rods. Initially, the bar is horizontal and
the vertical rods are stress-free.
A = 500 mm? A = 1500 mm?
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. (30 Points)
Steel
Aluminum
E = 200 x 10° N/m2
a = 11.7 um/(m- °C)
E = 70 x 10° N/m2
a = 23 um/(m-°C)
B
A
0.6 m
1.2 m
Transcribed Image Text:2 - The rigid bar ABC in Figure is pinned Steel Aluminum at B and attached to the two vertical L = 0.5 m L= 1.5 m rods. Initially, the bar is horizontal and the vertical rods are stress-free. A = 500 mm? A = 1500 mm? 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. (30 Points) Steel Aluminum E = 200 x 10° N/m2 a = 11.7 um/(m- °C) E = 70 x 10° N/m2 a = 23 um/(m-°C) B A 0.6 m 1.2 m
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