Engineering Materials An engineer's hammer is made of Cast iron Forged steel High carbon steel Mild steel Cast iron Forged steel High carbon steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Quenching is not necessary when hardening is done by Case hardening Nitriding Any one of these Flame hardening Case hardening Nitriding Any one of these Flame hardening ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The stiffness is the ability of a material to resist None of these Deformation under stress Externally applied forces with breakdown or yielding Fracture due to high impact loads None of these Deformation under stress Externally applied forces with breakdown or yielding Fracture due to high impact loads ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dow metal contains 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 90% aluminium and 90% copper 90% magnesium and 9% aluminium with some copper 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 90% aluminium and 90% copper 90% magnesium and 9% aluminium with some copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cast iron is a Brittle material Malleable material Tough material Ductile material Brittle material Malleable material Tough material Ductile material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to upper critical temperature There is no change in grain size The grain size increases very rapidly The average grain size is a minimum The grain size first increases and then decreases very rapidly There is no change in grain size The grain size increases very rapidly The average grain size is a minimum The grain size first increases and then decreases very rapidly ANSWER DOWNLOAD EXAMIANS APP