Engineering Materials Tungsten when added to steel __________ the critical temperature. Raises Does not effect None of these Lowers Raises Does not effect None of these Lowers ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Strength and ductility Hardness and strength Hardness Machinability Strength and ductility Hardness and strength Hardness Machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of silicon to aluminium results in One of the best known age and precipitation hardening systems Improving machinability Improvement of casting characteristics Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improving machinability Improvement of casting characteristics Improvement of corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Large forgings, crank shafts, axles normally contain carbon up to 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% 0.45 to 0.55% 0.55 to 1.0% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Age hardening is related to Duralumin Brass Silver Copper Duralumin Brass Silver Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Basic solution is one which has pH value Greater than 7 pH value has nothing to do with basic solution Equal to 7 Less than 7 Greater than 7 pH value has nothing to do with basic solution Equal to 7 Less than 7 ANSWER DOWNLOAD EXAMIANS APP