Engineering Materials In full annealing, the hypo eutectoid steel is heated from 30°C to 50°C above the upper critical temperature and then cooled Any one of these Suddenly in a suitable cooling medium In still air Slowly in the furnace Any one of these Suddenly in a suitable cooling medium In still air Slowly in the furnace ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Super conduction by metals is observed in the temperature range of Above 100°K Below 10°K Around 0°C Around 100°C Above 100°K Below 10°K Around 0°C Around 100°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials If a refractory contains high content of silicon, it means refractory is Brittle Acidic Neutral Basic Brittle Acidic Neutral Basic ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The temperature at which ferromagnetic alpha iron transforms to paramagnetic alpha iron is Below recrystallization temperature 1050°C 910°C 770°C Below recrystallization temperature 1050°C 910°C 770°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Neutral solution is one which has pH value Greater than 7 pH value has nothing to do with neutral solution Equal to 7 Less than 7 Greater than 7 pH value has nothing to do with neutral solution Equal to 7 Less than 7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of manganese to aluminium results in One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improvement of casting characteristics Improving machinability One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improvement of casting characteristics Improving machinability ANSWER DOWNLOAD EXAMIANS APP
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