When a material is plastically deformed at low temperature(around 25 degrees) relative to the melting temperature, which of the following change isn t observed?

Question

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Increase in dislocation density

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Change in grain shape

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Strain hardening

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Decrease in dislocation density

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Increase in dislocation density

1.	When a material is plastically deformed at low temperature(around 25 degrees) relative to the melting temperature, which of the following change isn t observed?
A.	Change in grain shape
B.	Strain hardening
C.	Decrease in dislocation density
D.	Increase in dislocation density
Answer» D. Increase in dislocation density

When a material is plastically deformed at low temperature(around 25 degrees) relative to the melting temperature, which of the following change isn t observed?

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