Engineering Materials The hardness of steel increases if it contains Austenite Pearlite Cementite Martensite Austenite Pearlite Cementite Martensite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Process of Austempering results in Formation of bainite structure Martenistic structure Lamellar layers of carbide distributed throughout the structure Carburised structure Formation of bainite structure Martenistic structure Lamellar layers of carbide distributed throughout the structure Carburised structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cast iron is a Brittle material Ductile material Malleable material Tough material Brittle material Ductile material Malleable material Tough material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Closed packed hexagonal space lattice is found in Zinc, magnesium, cobalt, cadmium, antimony and bismuth None of these Alpha-iron, tungsten, chromium and molybdenum Gamma-iron, aluminium, copper, lead, silver and nickel Zinc, magnesium, cobalt, cadmium, antimony and bismuth None of these Alpha-iron, tungsten, chromium and molybdenum Gamma-iron, aluminium, copper, lead, silver and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In spheroidising process, the steel is Heated below the lower critical temperature and then cooled slowly None of these Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C Heated up to the lower critical temperature and then cooled in still air Heated below the lower critical temperature and then cooled slowly None of these Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C Heated up to the lower critical temperature and then cooled in still air ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Elinvar Invar Magnin Nichrome Elinvar Invar Magnin Nichrome ANSWER DOWNLOAD EXAMIANS APP
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