A cylindrical brass rod with initial diameter

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Reference no: EM13275601

A cylindrical brass rod with initial diameter of 1.2 cm and initial length 6.5 cm, is drawn to a cold work of 43% elongation.

(a) What is the yield strength of the rod?

(b) The dislocation density after cold-working is 3x109mm/mm3

. What is the total dislocation length inside the sample, expressed in miles?

(c) After annealing to recrystallize, the total dislocation length in the sample drops by 4 orders of magnitude. What is the new dislocation density?

Reference no: EM13275601

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