Engineering Materials Large forgings, crank shafts, axles normally contain carbon up to 0.45 to 0.55% 0.55 to 1.0% 0.20 to 0.45% 0.05 to 0.20% 0.45 to 0.55% 0.55 to 1.0% 0.20 to 0.45% 0.05 to 0.20% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free cutting steels Can be cut freely Contain carbon in free from Require minimum cutting force Is used where rapid machining is the prime requirement Can be cut freely Contain carbon in free from Require minimum cutting force Is used where rapid machining is the prime requirement ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Super conduction by metals is observed in the temperature range of Around 100°C Below 10°K Around 0°C Above 100°K Around 100°C Below 10°K Around 0°C Above 100°K ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Acidic solution is one which has pH value Less than 7 pH value has nothing to do with neutral solution Equal to 7 Greater than 7 Less than 7 pH value has nothing to do with neutral solution Equal to 7 Greater than 7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gun metal contains 70% copper and 30% zinc 70 - 78% copper and rest tin 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 70 - 78% copper and rest tin 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about properties of aluminium? Fatigue strength is not high Wear resistance is very good Modulus of elasticity is fairly low Creep strength limits its use to fairly low temperatures Fatigue strength is not high Wear resistance is very good Modulus of elasticity is fairly low Creep strength limits its use to fairly low temperatures ANSWER DOWNLOAD EXAMIANS APP