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In comparison with a brittle polymer, a ductile polymer yields and then breaks at a higher stress and strain  The elongation at break reduces as the temperature of the sample is reduced  The stress-strain curve for vulcanized elastomers has a greater slope than unvulcanized polymers throughout The elongation at break is greater for elastomers than tough, hard thermoplastics

In comparison with a brittle polymer, a ductile polymer yields and then breaks at a higher stress and strain  The elongation at break reduces as the temperature of the sample is reduced  The stress-strain curve for vulcanized elastomers has a greater slope than unvulcanized polymers throughout The elongation at break is greater for elastomers than tough, hard thermoplastics

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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In comparison with a brittle polymer, a ductile polymer yields and then breaks at a higher stress and strain 

The elongation at break reduces as the temperature of the sample is reduced

 The stress-strain curve for vulcanized elastomers has a greater slope than unvulcanized polymers throughout

The elongation at break is greater for elastomers than tough, hard thermoplastics

 

Which of the statements below are accurate regarding the stress-strain behaviour of polymers?
Transcribed Image Text:Which of the statements below are accurate regarding the stress-strain behaviour of polymers?
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