Engineering Materials Which is false statement about case hardening? Case hardening is done by Induction hardening Nitriding Electroplating Cyaniding Induction hardening Nitriding Electroplating Cyaniding ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of steel with corresponding change in the properties is known as Solidus change Molecular change Allotropic change Physical change Solidus change Molecular change Allotropic change Physical change 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 (4 parts), coke (1 part) and limestone (8 parts) Calcined ore, coke and limestone all in equal parts Calcined ore (8 parts), coke (4 parts) and limestone (1 part) Calcined ore (1 part), coke (8 parts) and limestone (4 parts) Calcined ore (4 parts), coke (1 part) and limestone (8 parts) Calcined ore, coke and limestone all in equal parts Calcined ore (8 parts), coke (4 parts) and limestone (1 part) ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The toughness of a material __________ when it is heated. Remain same None of these Decreases Increases Remain same None of these Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Process of Austempering results in Lamellar layers of carbide distributed throughout the structure Martenistic structure Formation of bainite structure Carburised structure Lamellar layers of carbide distributed throughout the structure Martenistic structure Formation of bainite structure Carburised structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following element results in presence of free graphite in C.I.? Carbon Silicon Manganese Sulphur Carbon Silicon Manganese Sulphur ANSWER DOWNLOAD EXAMIANS APP
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