Engineering Materials The steel widely used for motor car crankshafts is Silicon steel Chrome steel Nickel-chrome steel Nickel steel Silicon steel Chrome steel Nickel-chrome steel Nickel steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is said to be allotropic, if it has Fixed structure at all temperatures Atoms distributed in random pattern Any one of the above Different crystal structures at different temperatures Fixed structure at all temperatures Atoms distributed in random pattern Any one of the above Different crystal structures at different temperatures ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Copper Lead and bismuth Silicon Magnesium Copper Lead and bismuth Silicon Magnesium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Manganese in steel increases its Fluidity Hardness Ductility Tensile strength Fluidity Hardness Ductility Tensile strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Large forgings, crank shafts, axles normally contain carbon up to 0.55 to 1.0% 0.05 to 0.20% 0.45 to 0.55% 0.20 to 0.45% 0.55 to 1.0% 0.05 to 0.20% 0.45 to 0.55% 0.20 to 0.45% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bell metal contains 85 - 92% copper and rest tin with little lead and nickel 70 - 75% copper and rest tin 70% copper and 30% zinc 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70 - 75% copper and rest tin 70% copper and 30% zinc 90% copper and 10% tin ANSWER DOWNLOAD EXAMIANS APP