At a temperature of 60°F, a 0.05-in. gap exists between the ends of the two bars shown. Bar (1) is an aluminum alloy [E = 10,000 ksi; v = 0.32; a = 12.5 x 10-6/°F] bar with a width of 3.0 in. and a thickness of 0.65 in. Bar (2) is a stainless steel [E = 28,000 ksi; v = 0.12; a = 9.6 x 10-6/°F] bar with a width of 1.6 in. and a thickness of 0.65 in. The supports at A and C are rigid. Assume h₁=3.0 in., h₂=1.6 in., L₁=32 in., L₂=46 in., and 4 = 0.05 in. Determine (a) the lowest temperature at which the two bars contact each other. (b) the normal stress in the two bars at a temperature of 265°F. (c) the normal strain in the two bars at 265°F. (d) the change in width of the aluminum bar at a temperature of 265°F. (1) ↑ h₁ B L₁ A L2

At a temperature of 60°F, a 0.05-in. gap exists between the ends of the two bars shown. Bar (1) is an aluminum alloy [E = 10,000 ksi; v = 0.32; a = 12.5 x 10-6/°F] bar with a width of 3.0 in. and a thickness of 0.65 in. Bar (2) is a stainless steel [E = 28,000 ksi; v = 0.12; a = 9.6 x 10-6/°F] bar with a width of 1.6 in. and a thickness of 0.65 in. The supports at A and C are rigid. Assume h₁=3.0 in., h₂=1.6 in., L₁=32 in., L₂=46 in., and 4 = 0.05 in. Determine (a) the lowest temperature at which the two bars contact each other. (b) the normal stress in the two bars at a temperature of 265°F. (c) the normal strain in the two bars at 265°F. (d) the change in width of the aluminum bar at a temperature of 265°F. (1) ↑ h₁ B L₁ A L2

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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