Task 1

a) Make a plot of coscos as a function of the angle between 0 to 90 and find out by which angle Tr is largest.

b) Explain the difference between stress relief annealing and recrystallization annealing. c) Explain the difference in the grain structure of a cold-deformed metal and one that has been cold deformed and recrystallized. e) What is the driving force for: i) Recrystallization, ii) Grain growth?