Question 14 1 out of 1 points re crystallization by

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Question 14 1 out of 1 points Re-crystallization by heating refers to Selected Answer: Reduction in grain size in cold worked metals Answers: Reduction in grain size in cold worked metals Increase in grain size in cold worked metals Reduction in dislocation density in cold worked metals Increase in dislocation density in cold worked metals
Question 15 1 out of 1 points Interstitial impurity atoms cause:
Question 16 1 out of 1 points Slip along crystal planes occurs when the:
Question 17 1 out of 1 points Strengthening is enhanced by smaller grains due to:
Question 18 1 out of 1 points Annealing results in Selected Answer: Increase in ductility Answers: An increase in the dislocation density Improvement in tensile strength Improvement in thermal conductivity Increase in ductility
Question 19 1 out of 1 points
The number of slip systems for FCC metals is:
3
Question 20 1 out of 1 points Dislocation movements is easier in
Question 21 1 out of 1 points Which ONE of the following statements is correct?

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