- 3 m- ak
Materials Science And Engineering Properties
1st Edition
ISBN:9781111988609
Author:Charles Gilmore
Publisher:Charles Gilmore
Chapter8: Engineering Materials
Section: Chapter Questions
Problem 85CQ
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Question
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°C, there is a gap of 2.2 mm, as shown below.
Determine the temperature in °F at which the compressive stress in the bar will be 30 MPa. Use α =18(10)-6/°C and E = 80 GPa.
Note: Draw the Free Body Diagram, include the units/dimensions, use the proper formula and round-off all the answers and final answers to 3 decimal places.
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