Engineering Materials Sulphur in cast iron Makes the iron soft and easily machinable Increases hardness and brittleness Aids fusibility and fluidity Make the iron white and hard Makes the iron soft and easily machinable Increases hardness and brittleness Aids fusibility and fluidity Make the iron white and hard ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to upper critical temperature The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In nodular iron, graphite is in the form of Flakes Cementite Spheroids Free carbon Flakes Cementite Spheroids Free carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials An engineer's hammer is made of Forged steel Cast iron High carbon steel Mild steel Forged steel Cast iron High carbon steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials By severely deforming a metal in a particular direction it becomes Ductile Homogeneous Anisotropic Malleable Ductile Homogeneous Anisotropic Malleable ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White metal contains 63 to 67% nickel and 30% copper 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium Silver and chromium 63 to 67% nickel and 30% copper 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium Silver and chromium ANSWER DOWNLOAD EXAMIANS APP