2. The bronze bar 3 m long with a cross-sectional area of 350 mm2 is placed between two rigid walls. At a temperature of - 20 oC, there is a gap of 2.2 mm. Find the temperature at which the compressive stress in the bar will be 30 MPa if the bar will experience: a. No tensile. b. With an tensile of 5,000 N. Use α = 18.0 x 10-6 /oC and E = 80 GPa.
2. The bronze bar 3 m long with a cross-sectional area of 350 mm2 is placed between two rigid walls. At a temperature of - 20 oC, there is a gap of 2.2 mm. Find the temperature at which the compressive stress in the bar will be 30 MPa if the bar will experience: a. No tensile. b. With an tensile of 5,000 N. Use α = 18.0 x 10-6 /oC and E = 80 GPa.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
2. The bronze bar 3 m long with a cross-sectional area of 350
mm2 is placed between two rigid walls. At a temperature of -
20 oC, there is a gap of 2.2 mm. Find the temperature at
which the compressive stress in the bar will be 30 MPa if
the bar will experience:
a. No tensile.
b. With an tensile of 5,000 N.
Use α = 18.0 x 10-6 /oC and E = 80 GPa.
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