Engineering Materials Gun metal contains 85 - 92% copper and rest tin with little lead and nickel 70 - 78% copper and rest tin 90% copper and 10% tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel 70 - 78% copper and rest tin 90% copper and 10% tin 70% copper and 30% zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Depth of hardness of steel is increased by addition of Chromium Tungsten Nickel Vanadium Chromium Tungsten Nickel Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The compressive strength of cast iron is __________that of its tensile strength. Less than More than Equal to None of these Less than More than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Amorphous material is one Which emits fumes on melting In which atoms align themselves in a geometric pattern upon solidification Which is not attacked by phosphorous In which there is no definite atomic structure and atoms exist in a random pattern just as in a liquid Which emits fumes on melting In which atoms align themselves in a geometric pattern upon solidification Which is not attacked by phosphorous In which there is no definite atomic structure and atoms exist in a random pattern just as in a liquid ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A small percentage of boron is added to steel in order to Increase wear resistance Increase hardenability Increase endurance strength Reduce machinability Increase wear resistance Increase hardenability Increase endurance strength Reduce machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Super conduction by metals is observed in the temperature range of Above 100°K Below 10°K Around 100°C Around 0°C Above 100°K Below 10°K Around 100°C Around 0°C ANSWER DOWNLOAD EXAMIANS APP
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