Materials and Construction Chrome vanadium steels usually contain 0.8 to 1.1% Cr, 0.25 to 0.35% C and < 0.25% V. Used for making axle & shafts of aeroplanes, automobiles and locomotives Having poor toughness Having poor fatigue resistance Not helpful in producing cleaner steel due to oxidising action of vanadium Used for making axle & shafts of aeroplanes, automobiles and locomotives Having poor toughness Having poor fatigue resistance Not helpful in producing cleaner steel due to oxidising action of vanadium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Copper has very low Ductility Malleability Tensile strength Thermal & electrical conductivity Ductility Malleability Tensile strength Thermal & electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the easiest to bend? Wrought iron Steel Cast iron Stainless steel Wrought iron Steel Cast iron Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron detachable joint is used in __________ pipes. Cast iron Asbestos cement Steel Reinforced cement concrete Cast iron Asbestos cement Steel Reinforced cement concrete ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Tin base and lead base alloys are used for bearing materials. Tin compared to lead has lower Price Abundant availability Thermal conductivity Corrosion resistance Price Abundant availability Thermal conductivity Corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its Low thermal conductivity All of these High corrosion resistance High co-efficient of thermal expansion Low thermal conductivity All of these High corrosion resistance High co-efficient of thermal expansion ANSWER DOWNLOAD EXAMIANS APP
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