The following force-extension graph is for a cylindrical metal sample with cross section area of 3.61 mm² and a length of 240 mm. 800 Inset: Magnified view of elastic region Force (N) 400- 800- 600- 400 200 1 2 0.25 0.5 0.75 3 4
The following force-extension graph is for a cylindrical metal sample with cross section area of 3.61 mm² and a length of 240 mm. 800 Inset: Magnified view of elastic region Force (N) 400- 800- 600- 400 200 1 2 0.25 0.5 0.75 3 4
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
a. Calculate the ductility of the sample as a percentage (%)
b. Calculate the stress required to create a neck in the sample, in MPa.
Transcribed Image Text:The following force-extension graph is for a cylindrical metal sample with cross section area of 3.61 mm² and a length of 240 mm.
800
Inset: Magnified view
of elastic region
0.25 0.5
2
3
Extension (mm)
Force (N)
400
1
800
600-
400
200
0.75
4
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In step 2 how did you solve for maximum elongation? how did you get those values to use?
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