Engineering Materials The presence of hydrogen in steel causes Embrittlement Corrosion resistance Reduced neutron absorption cross-section Improved Weldability Embrittlement Corrosion resistance Reduced neutron absorption cross-section Improved Weldability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is said to be allotropic, if it has Atoms distributed in random pattern Fixed structure at all temperatures Different crystal structures at different temperatures Any one of the above Atoms distributed in random pattern Fixed structure at all temperatures Different crystal structures at different temperatures Any one of the above ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In the lower part of the blast furnace (zone of fusion), the temperature is 1200°C to 1300°C 400° to 700°C 1500°C to 1700°C 800°C to 1000°C 1200°C to 1300°C 400° to 700°C 1500°C to 1700°C 800°C to 1000°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corundum contains more than 95% Al2O3 Steel SiO2 MgO Al2O3 Steel SiO2 MgO ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In spheroidising process, the steel is Heated up to the lower critical temperature and then cooled in still air Heated below the lower critical temperature and then cooled slowly None of these 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 Heated below the lower critical temperature and then cooled slowly None of these Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gamma iron exits at following temperature Between 1400°C and 1539°C Near melting point Between 910°C and 1400°C Room temperature Between 1400°C and 1539°C Near melting point Between 910°C and 1400°C Room temperature ANSWER DOWNLOAD EXAMIANS APP
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