3. Three bars each made of different materials are connected together and placed between two walls when the temperature is T₁ = 12 degrees Celsius. Determine the force exerted on the rigid supports when the temperature becomes T₂ = 70 degrees Celsius. The material properties and cross-sections are given in the figure. Steel Est = 200 GPa Cst = 12(10-6)/°C Ast = 200 mm2 300 mm Brass Ebr = 100 GPa abr=21(106)/°C Abr = 450 mm² Copper Ecu = 120 GPa acu = 17(10-6)/°C 515 mm² Acu 200 mm- 100 mm

3. Three bars each made of different materials are connected together and placed between two walls when the temperature is T₁ = 12 degrees Celsius. Determine the force exerted on the rigid supports when the temperature becomes T₂ = 70 degrees Celsius. The material properties and cross-sections are given in the figure. Steel Est = 200 GPa Cst = 12(10-6)/°C Ast = 200 mm2 300 mm Brass Ebr = 100 GPa abr=21(106)/°C Abr = 450 mm² Copper Ecu = 120 GPa acu = 17(10-6)/°C 515 mm² Acu 200 mm- 100 mm

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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