Engineering Materials A small percentage of boron is added to steel in order to Reduce machinability Increase wear resistance Increase hardenability Increase endurance strength Reduce machinability Increase wear resistance Increase hardenability Increase endurance strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following property is desirable in parts subjected to shock and impact loads? Toughness Strength Brittleness Stiffness Toughness Strength Brittleness Stiffness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron-carbon alloys containing 1.7 to 4.3% carbon are known as None of these Hypoeutectic cast irons Eutectic cast irons Hypereutectic cast irons None of these Hypoeutectic cast irons Eutectic cast irons Hypereutectic cast irons ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following material has maximum ductility? Copper Mild steel Nickel Aluminium Copper Mild steel Nickel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about properties of aluminium? Modulus of elasticity is fairly low Wear resistance is very good Fatigue strength is not high Creep strength limits its use to fairly low temperatures Modulus of elasticity is fairly low Wear resistance is very good Fatigue strength is not high Creep strength limits its use to fairly low temperatures ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A cold chisel is made of H.S.S. Mild steel Cast iron High carbon H.S.S. Mild steel Cast iron High carbon ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS