Engineering Materials Smelting is the process of Reducing the ore with carbon in the presence of a flux Expelling moisture, carbon dioxide, sulphur and arsenic from the iron ore by heating in shallow kilns All of these Removing the impurities like clay, sand etc. from the iron ore by washing with water Reducing the ore with carbon in the presence of a flux Expelling moisture, carbon dioxide, sulphur and arsenic from the iron ore by heating in shallow kilns All of these Removing the impurities like clay, sand etc. from the iron ore by washing with water ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Acidic solution is one which has pH value Less than 7 pH value has nothing to do with neutral solution Greater than 7 Equal to 7 Less than 7 pH value has nothing to do with neutral solution Greater than 7 Equal to 7 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 The charge of the blast furnace consists of Calcined ore (1 part), coke (8 parts) and limestone (4 parts) Calcined ore (8 parts), coke (4 parts) and limestone (1 part) Calcined ore, coke and limestone all in equal parts Calcined ore (4 parts), coke (1 part) and limestone (8 parts) Calcined ore (1 part), coke (8 parts) and limestone (4 parts) Calcined ore (8 parts), coke (4 parts) and limestone (1 part) Calcined ore, coke and limestone all in equal parts Calcined ore (4 parts), coke (1 part) and limestone (8 parts) ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Nickel Cobalt Chromium Vanadium Nickel Cobalt Chromium Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is the process of Inducing hardness by continuous process Increasing hardness throughout Hardening surface of work-piece to obtain hard and wear resistant surface Heating and cooling rapidly Inducing hardness by continuous process Increasing hardness throughout Hardening surface of work-piece to obtain hard and wear resistant surface Heating and cooling rapidly ANSWER DOWNLOAD EXAMIANS APP