A metallic rod of diameter do is subjected to the tensile test. The engineering stress and the true stress at fracture are 800 MPa and 900 MPa, respectively. The ratio of the rod diameter at fracture df to the initial diameter do is (round off to 2 decimal places)

Materials Science And Engineering Properties
1st Edition
ISBN:9781111988609
Author:Charles Gilmore
Publisher:Charles Gilmore
Chapter6: Introduction To Mechanical Properties
Section: Chapter Questions
Problem 6.2P
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A metallic rod of diameter do is subjected to the
tensile test. The engineering stress and the true
stress at fracture are 800 MPa and 900 MPa,
respectively. The ratio of the rod diameter at
fracture df to the initial diameter do is (round off to
2 decimal places)
Transcribed Image Text:A metallic rod of diameter do is subjected to the tensile test. The engineering stress and the true stress at fracture are 800 MPa and 900 MPa, respectively. The ratio of the rod diameter at fracture df to the initial diameter do is (round off to 2 decimal places)
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