Q.2 Three bars each made of different materials are Steel Copper Ecu- 120 GPa ag = 12(10-)/C a = 21(10-")/"C a = 17(10-)C Acu = 515 mm? Brass connected together and placed between two E= 200 GPa E= 100 GPa walls when the temperature is T1 = 12°C. %3D Detemine the force exerted on the rigid A = 200 mm? Ape- 450 mm supports when the temperature becomes T2 %3D 18°C. The material properties and cross- 300 mm 200 mm 100 mm sectional area of each bar are given in the figure. (Marks = 10, CLO 3)
Q.2 Three bars each made of different materials are Steel Copper Ecu- 120 GPa ag = 12(10-)/C a = 21(10-")/"C a = 17(10-)C Acu = 515 mm? Brass connected together and placed between two E= 200 GPa E= 100 GPa walls when the temperature is T1 = 12°C. %3D Detemine the force exerted on the rigid A = 200 mm? Ape- 450 mm supports when the temperature becomes T2 %3D 18°C. The material properties and cross- 300 mm 200 mm 100 mm sectional area of each bar are given in the figure. (Marks = 10, CLO 3)
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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
Transcribed Image Text:Q.2 Three bars each made of different materials are
Steel
Copper
Ecu- 120 GPa
ag = 12(10-)/C a = 21(10-")/"C a = 17(10-)C
Acu = 515 mm?
Brass
connected together and placed between two
E= 200 GPa
E= 100 GPa
walls when the temperature is T1 = 12°C.
%3D
Detemine the force exerted on the rigid
A = 200 mm? Ape- 450 mm
supports when the temperature becomes T2
%3D
18°C. The material properties and cross-
300 mm
200 mm
100 mm
sectional area of each bar are given in the figure.
(Marks = 10, CLO 3)
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