A. Induction hardened copper
B. Hard drawn copper
C. Pure annealed copper
D. Copper containing traces of silicon
Correct Answer: Pure annealed copper ✔
Last Updated: December 22, 2018
A. Induction hardened copper
B. Hard drawn copper
C. Pure annealed copper
D. Copper containing traces of silicon
Correct Answer: Pure annealed copper ✔
Last Updated: December 22, 2018