Answered: A cylindrical specimen of a cold-worked…

A cylindrical specimen of a cold-worked brass has a ductility (%EL) of 33%. If its cold-worked radius is 11 mm, what was its radius before deformation? You may need to use Animated Figure 7.19c.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

A cylindrical specimen of a cold-worked brass has a ductility (%EL) of 33%. If its cold-worked radius is 11 mm, what was its radius
before deformation? You may need to use Animated Figure 7.19c.
mm

Ductility (%EL)
70
60
50
40
30
20
10
Brass
1040 Steel
10
Copper
20 30 40 50
Percent cold work
60
70
Percent cold work = 0
Ductility = 0

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