What will be the stress at -17.78°C? At what temperature will
Materials Science And Engineering Properties
1st Edition
ISBN:9781111988609
Author:Charles Gilmore
Publisher:Charles Gilmore
Chapter9: Time, Temperature, And Mechanical Properties
Section: Chapter Questions
Problem 9.3P
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Transcribed Image Text:4. A uniform bar with an area of o.25 in- is pulled between two points. The tensile force at a
temperature of 21.11°C is 1200 lb. What will be the stress at -17.78°C? At what temperature will
the stress be zero? Assume a = 6.5 × 106 in/(in-°F) and E = 29 × 10ʻ psi.
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