Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Cobalt Nickel Chromium Vanadium Cobalt Nickel Chromium Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature is one At which new spherical crystals first begin to form from the old deformed one when a strained metal is heated At which change of allotropic form takes place At which crystals first start forming from molten metal when it is cooled At which crystals grow bigger in size At which new spherical crystals first begin to form from the old deformed one when a strained metal is heated At which change of allotropic form takes place At which crystals first start forming from molten metal when it is cooled At which crystals grow bigger in size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Taps dies and drills contain carbon Below 1% Below 0.5% Above 2.2% Above 1% Below 1% Below 0.5% Above 2.2% Above 1% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In grey cast iron, carbon is present in the form of Flakes Spheroids Free carbon Cementite Flakes Spheroids Free carbon Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of upper bainite (acicular structure) is about RC 80 RC 48 RC 65 RC 57 RC 80 RC 48 RC 65 RC 57 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials High carbon steel carries carbon percentage 0.1 to 0.3% 0.8 to 1.5% 0.3 to 0.6% 0.6 to 0.8% 0.1 to 0.3% 0.8 to 1.5% 0.3 to 0.6% 0.6 to 0.8% ANSWER DOWNLOAD EXAMIANS APP