Violation
Which of the following are effects of cold working a metal? 1. Increase in ductility. 2. Decrease in ductility. 3. Increase in hardness. 4. Increase in resistance to corrosion.
(2) and (3)
(3) and (4)
(1) and (4)
(1) and (2)
Which of the following are effects of cold working a metal? 1. Increase in ductility. 2. Decrease in ductility. 3. Increase in hardness. 4. Increase in resistance to corrosion.
(2) and (3)
(3) and (4)
(1) and (4)
(1) and (2)