7. Three rods of different materials are connected as shown in the figure. (a) Determine the maximum safe load P in kN if the total deformation is limited to 5 mm. Using the value of P from the previous item, (b) determine the normal stress developed in the bronze rod, steel rod, and aluminum rod. Express your answers in MPa. Use Est = 200 GPa, Eal = 83 GPa, and Ebr = 70 GPa. Steel Bronze Aluminum A = 500 mm? A = 600 mm? A = 300 mm? P 4P 5P 2P 1.0 m 2.0 m 1.5 m

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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7. Three rods of different materials are connected as shown in the figure. (a) Determine the maximum safe
load P in kN if the total deformation is limited to 5 mm. Using the value of P from the previous item, (b)
determine the normal stress developed in the bronze rod, steel rod, and aluminum rod. Express your
answers in MPa. Use Est = 200 GPa, Eal = 83 GPa, and Ebr = 70 GPa.
Steel
Bronze
Aluminum
A = 500 mm?
A = 600 mm?
A = 300 mm?
P
4P
5P
2P
1.0 m
2.0 m
1.5 m
Transcribed Image Text:7. Three rods of different materials are connected as shown in the figure. (a) Determine the maximum safe load P in kN if the total deformation is limited to 5 mm. Using the value of P from the previous item, (b) determine the normal stress developed in the bronze rod, steel rod, and aluminum rod. Express your answers in MPa. Use Est = 200 GPa, Eal = 83 GPa, and Ebr = 70 GPa. Steel Bronze Aluminum A = 500 mm? A = 600 mm? A = 300 mm? P 4P 5P 2P 1.0 m 2.0 m 1.5 m
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