Engineering Materials Depth of hardness of steel is increased by addition of Vanadium Nickel Chromium Tungsten Vanadium Nickel Chromium Tungsten ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about properties of aluminium? Creep strength limits its use to fairly low temperatures Modulus of elasticity is fairly low Fatigue strength is not high Wear resistance is very good Creep strength limits its use to fairly low temperatures Modulus of elasticity is fairly low Fatigue strength is not high Wear resistance is very good ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In which of the following cases, consideration of creep is important Cast iron pipes Flywheel of steam engine Cycle chains Gas turbine blades Cast iron pipes Flywheel of steam engine Cycle chains Gas turbine blades ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel made from phosphate iron is Brittle Tough Ductile Hard Brittle Tough Ductile Hard ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron ore is usually found in the form of Carbonates Sulphides Oxides All of these Carbonates Sulphides Oxides All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 50 : 20 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 10 : 20 40 : 30 : 20 : 10 50 : 20 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 10 : 20 40 : 30 : 20 : 10 ANSWER DOWNLOAD EXAMIANS APP
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