2. The assembly in Figure consists of a light rigid bar AB, pinned at 0, that is attached to the steel and aluminum rods. In the position shown, bar AB is horizontal and there is a gap, A = 5 mm, between the lower end of the steel rod and its pin support at C. Compute the stress in the aluminum rod when the lower end of the steel rod is attached to its support. 0.75 m 1.5 m A B Steel A = 250 mm? E = 200 GPa Aluminum L= 2 m A = 300 mm? E = 70 GPa D

Structural Analysis
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Chapter2: Loads On Structures
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2. The assembly in Figure consists of a light rigid bar AB, pinned at 0, that is attached to the steel
and aluminum rods. In the position shown, bar AB is horizontal and there is a gap, A = 5 mm,
between the lower end of the steel rod and its pin support at C. Compute the stress in the
aluminum rod when the lower end of the steel rod is attached to its support.
0.75 m
1.5 m
A
B
Steel
A = 250 mm?
E = 200 GPa
Aluminum
L= 2 m
A = 300 mm?
E = 70 GPa
D
Transcribed Image Text:2. The assembly in Figure consists of a light rigid bar AB, pinned at 0, that is attached to the steel and aluminum rods. In the position shown, bar AB is horizontal and there is a gap, A = 5 mm, between the lower end of the steel rod and its pin support at C. Compute the stress in the aluminum rod when the lower end of the steel rod is attached to its support. 0.75 m 1.5 m A B Steel A = 250 mm? E = 200 GPa Aluminum L= 2 m A = 300 mm? E = 70 GPa D
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