he bronze bar 3 m long with a cross-sectional area of 350 mm^2 is placed between two rigid walls. At a temperature of -20 ℃, there is a gap ∆=2.2 mm, as shown in the figure. Find the temperature at which the compressive stress in the bar will be 30 MPa. Use α = (18 x 10^-6)/℃ and E = 80 GPa.
he bronze bar 3 m long with a cross-sectional area of 350 mm^2 is placed between two rigid walls. At a temperature of -20 ℃, there is a gap ∆=2.2 mm, as shown in the figure. Find the temperature at which the compressive stress in the bar will be 30 MPa. Use α = (18 x 10^-6)/℃ and E = 80 GPa.
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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2The bronze bar 3 m long with a cross-sectional area of 350 mm^2 is placed between two rigid walls. At a temperature of -20 ℃, there is a gap ∆=2.2 mm, as shown in the figure. Find the temperature at which the compressive stress in the bar will be 30 MPa. Use α = (18 x 10^-6)/℃ and E = 80 GPa.
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