Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Nickel Vanadium Cobalt Chromium Nickel Vanadium Cobalt Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pick up wrong statement about wrought iron It is made by adding suitable percentage of carbon to molten iron and subjecting the product to repeated hammering and rolling It is very soft and ductile It contains carbon of the order of 0 to 0.25% It melts at 1535°C It is made by adding suitable percentage of carbon to molten iron and subjecting the product to repeated hammering and rolling It is very soft and ductile It contains carbon of the order of 0 to 0.25% It melts at 1535°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In compression, a prism of brittle material will break By crushing into thousands of pieces By forming a bulge In direction perpendicular to application of load By shearing along oblique plane By crushing into thousands of pieces By forming a bulge In direction perpendicular to application of load By shearing along oblique plane ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to upper critical temperature 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 The grain size increases very rapidly There is no change in grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The blade of a power saw is made of High speed steel Boron steel Stainless steel Malleable cast iron High speed steel Boron steel Stainless steel Malleable cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is Invar Hastelloy Silver metal Duralumin Invar Hastelloy Silver metal Duralumin ANSWER DOWNLOAD EXAMIANS APP