Engineering Materials Super conduction by metals is observed in the temperature range of Above 100°K Around 0°C Around 100°C Below 10°K Above 100°K Around 0°C Around 100°C Below 10°K ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chilled cast iron has Graphite as its basic constituent of composition No graphite A low percentage of graphite A very high percentage of graphite Graphite as its basic constituent of composition No graphite A low percentage of graphite A very high percentage of graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel primarily depends on Heat treatment employed Shape of carbides and their distribution in iron Percentage of alloying elements Percentage of carbon Heat treatment employed Shape of carbides and their distribution in iron Percentage of alloying elements Percentage of carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resistance of steel is increased by adding Nickel Sulphur, lead and phosphorus Chromium Nickel and chromium Nickel Sulphur, lead and phosphorus Chromium Nickel and chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In spheroidising process, the steel is None of these Heated below the lower critical temperature and then cooled slowly Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C Heated up to the lower critical temperature and then cooled in still air None of these Heated below the lower critical temperature and then cooled slowly Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C Heated up to the lower critical temperature and then cooled in still air ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel containing ferrite and pearlite is Tough Hard Hard and tough Soft Tough Hard Hard and tough Soft ANSWER DOWNLOAD EXAMIANS APP
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