Engineering Materials Which of the following constituents of steels is softest and least strong? Austenite Cementite Pearlite Ferrite Austenite Cementite Pearlite Ferrite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The temperature at which ferromagnetic alpha iron transforms to paramagnetic alpha iron is 770°C 1050°C Below recrystallization temperature 910°C 770°C 1050°C Below recrystallization temperature 910°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following steel making process is being adopted at Rourkela (in India) Steel Plant? Electric process LD process Bessemer process Open hearth process Electric process LD process Bessemer process Open hearth process ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In compression, a prism of brittle material will break By crushing into thousands of pieces By shearing along oblique plane In direction perpendicular to application of load By forming a bulge By crushing into thousands of pieces By shearing along oblique plane In direction perpendicular to application of load By forming a bulge ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature is one At which crystals first start forming from molten metal when it is cooled At which new spherical crystals first begin to form from the old deformed one when a strained metal is heated At which crystals grow bigger in size At which change of allotropic form takes place At which crystals first start forming from molten metal when it is cooled At which new spherical crystals first begin to form from the old deformed one when a strained metal is heated At which crystals grow bigger in size At which change of allotropic form takes place ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Delta-iron occurs between the temperature ranges of 1400°C to 1530°C 600°C to 900°C 400°C to 600°C 900°C to 1400°C 1400°C to 1530°C 600°C to 900°C 400°C to 600°C 900°C to 1400°C ANSWER DOWNLOAD EXAMIANS APP