Engineering Materials The hardness of steel increases if it contains Martensite Austenite Pearlite Cementite Martensite Austenite Pearlite Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cast iron is manufactured in Open hearth furnace Blast furnace Bessemer converter Cupola Open hearth furnace Blast furnace Bessemer converter Cupola ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Hardness and strength Strength and ductility Hardness Machinability Hardness and strength Strength and ductility Hardness Machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free cutting steels Is used where rapid machining is the prime requirement Require minimum cutting force Contain carbon in free from Can be cut freely Is used where rapid machining is the prime requirement Require minimum cutting force Contain carbon in free from Can be cut freely ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material due to which it breaks with little permanent distortion, is called Brittleness Ductility Plasticity Malleability Brittleness Ductility Plasticity Malleability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corundum contains more than 95% MgO Steel Al2O3 SiO2 MgO Steel Al2O3 SiO2 ANSWER DOWNLOAD EXAMIANS APP