Figure 1 shows a system of three bars each made of different materials, and connected together and the temperature is initially kept at 12°C. Thereafter, the temperature of the system was raised to 50°C. Steel Brass Copper Eg = 200 GPa go Epr = 100 GPa Ecu = 120 GPa ag = 12(10-")/°C aor = 21(10-6)/°C acu = 17(10-6)/°C 12(10-)C apr %3D Acu = 515 mm? Ag = 200 mm² Apr = 450 mm² %3D 300 mm- -200 mm- 100 mm Figure 1: An assembly of three bars 1.1. Determine the thermal stress raising in each bar if the assembly is placed between two rigid walls. 1.2. Determine the force exerted on the right rigid support if an allowance of 0.05 mm is provided between the left end of the steel bar and the left wall.
Figure 1 shows a system of three bars each made of different materials, and connected together and the temperature is initially kept at 12°C. Thereafter, the temperature of the system was raised to 50°C. Steel Brass Copper Eg = 200 GPa go Epr = 100 GPa Ecu = 120 GPa ag = 12(10-")/°C aor = 21(10-6)/°C acu = 17(10-6)/°C 12(10-)C apr %3D Acu = 515 mm? Ag = 200 mm² Apr = 450 mm² %3D 300 mm- -200 mm- 100 mm Figure 1: An assembly of three bars 1.1. Determine the thermal stress raising in each bar if the assembly is placed between two rigid walls. 1.2. Determine the force exerted on the right rigid support if an allowance of 0.05 mm is provided between the left end of the steel bar and the left wall.
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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