Pick out the correct statement?

A. Normalising of a material induces stresses

B. Hot worked materials are subjected to annealing to remove internal stresses

C. Annealing of steel hardens it slightly

D. Tempering of a material improves ductility & toughness but reduces hardness & brittleness

Found an error? Read our corrections policy and report it in the comments below.

Be the first to comment if anything wrong with this mcq
Your comment successfully submitted!
It will automatically posted after review and approval by our staff member.