Engineering Materials Silicon when added to copper improves Hardness Strength and ductility Hardness and strength Machinability Hardness Strength and ductility Hardness and strength Machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials An engineer's hammer is made of High carbon steel Cast iron Forged steel Mild steel High carbon steel Cast iron Forged steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Manganese Phosphorus Silicon Sulphur Manganese Phosphorus Silicon Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel with __________ carbon is known as hypo-eutectoid steel. Above 0.8% Below 0.8% 0.008 None of these Above 0.8% Below 0.8% 0.008 None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The heat treatment process used for softening hardened steel is Normalizing Tempering Carburising Annealing Normalizing Tempering Carburising Annealing ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten when added to steel __________ the critical temperature. None of these Does not effect Raises Lowers None of these Does not effect Raises Lowers ANSWER DOWNLOAD EXAMIANS APP