Engineering Materials Delta-iron occurs between the temperature ranges of 900°C to 1400°C 400°C to 600°C 600°C to 900°C 1400°C to 1530°C 900°C to 1400°C 400°C to 600°C 600°C to 900°C 1400°C to 1530°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The steel widely used for motor car crankshafts is Chrome steel Nickel steel Nickel-chrome steel Silicon steel Chrome steel Nickel steel Nickel-chrome steel Silicon steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White cast iron has Low tensile strength All of these High compressive strength Carbon in the form of carbide Low tensile strength All of these High compressive strength Carbon in the form of carbide ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Points of arrest for iron correspond to There is nothing like points of arrest Stages at which further heating does not increase temperature for some time Stages at which properties do not change with increase in temperature Stages at which allotropic forms change There is nothing like points of arrest Stages at which further heating does not increase temperature for some time Stages at which properties do not change with increase in temperature Stages at which allotropic forms change ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Nickel Vanadium Chromium Cobalt Nickel Vanadium Chromium Cobalt ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about properties of aluminium? Fatigue strength is not high Creep strength limits its use to fairly low temperatures Wear resistance is very good Modulus of elasticity is fairly low Fatigue strength is not high Creep strength limits its use to fairly low temperatures Wear resistance is very good Modulus of elasticity is fairly low ANSWER DOWNLOAD EXAMIANS APP
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