Engineering Materials Sulphur in steel Lowers the toughness and transverse ductility Acts as deoxidiser Decreases tensile strength and hardness Reduces the grain size Lowers the toughness and transverse ductility Acts as deoxidiser Decreases tensile strength and hardness Reduces the grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is the binding material in cemented carbides? Iron Vanadium Nickel Cobalt Iron Vanadium Nickel Cobalt ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When a steel containing __________ 0.8% carbon is cooled slowly below the lower critical point, it consists of ferrite and pearlite. Equal to More than Less than None of these Equal to More than Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The charge of the blast furnace consists of Calcined ore (4 parts), coke (1 part) and limestone (8 parts) Calcined ore, coke and limestone all in equal 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 (4 parts), coke (1 part) and limestone (8 parts) Calcined ore, coke and limestone all in equal parts Calcined ore (1 part), coke (8 parts) and limestone (4 parts) Calcined ore (8 parts), coke (4 parts) and limestone (1 part) 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 Hastelloy Duralumin Invar Silver metal Hastelloy Duralumin Invar Silver metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty gun metal contains 88% copper, 10% tin and rest zinc Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper Iron scrap and zinc 88% copper, 10% tin and rest zinc Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper Iron scrap and zinc ANSWER DOWNLOAD EXAMIANS APP
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