Engineering Materials The ability of a material to resist softening at high temperature is known as Hot tempering Fatigue Creep Hot hardness Hot tempering Fatigue Creep Hot hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about properties of aluminium? Wear resistance is very good Creep strength limits its use to fairly low temperatures Fatigue strength is not high Modulus of elasticity is fairly low Wear resistance is very good Creep strength limits its use to fairly low temperatures Fatigue strength is not high Modulus of elasticity is fairly low ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The silicon steel is widely used for Generators and transformers in the form of laminated cores Connecting rods Motor car crankshafts Cutting tools Generators and transformers in the form of laminated cores Connecting rods Motor car crankshafts Cutting tools ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Taps dies and drills contain carbon Above 2.2% Below 1% Below 0.5% Above 1% Above 2.2% Below 1% Below 0.5% Above 1% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Smelting is the process of Removing the impurities like clay, sand etc. from the iron ore by washing with water Expelling moisture, carbon dioxide, sulphur and arsenic from the iron ore by heating in shallow kilns Reducing the ore with carbon in the presence of a flux All of these Removing the impurities like clay, sand etc. from the iron ore by washing with water Expelling moisture, carbon dioxide, sulphur and arsenic from the iron ore by heating in shallow kilns Reducing the ore with carbon in the presence of a flux All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Perminvar alloy having constant permeability is an alloy of Iron, zinc and bismuth Nickel, copper and iron Copper, nickel and antimony Nickel, copper and zinc Iron, zinc and bismuth Nickel, copper and iron Copper, nickel and antimony Nickel, copper and zinc ANSWER DOWNLOAD EXAMIANS APP