Engineering Materials The lower critical point for all steels is 600°C 700°C 913°C 723°C 600°C 700°C 913°C 723°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 Open hearth process Bessemer process Electric process LD process Open hearth process Bessemer process ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When medium carbon steel is heated to coarsening temperature There is no change in grain size The grain size first increases and then decreases very rapidly The grain size increases very rapidly The average grain size is a minimum There is no change in grain size The grain size first increases and then decreases very rapidly The grain size increases very rapidly The average grain size is a minimum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron is Paramagnetic Ferroelectric Ferromagnetic Dielectric Paramagnetic Ferroelectric Ferromagnetic Dielectric ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Promotes decarburisation Promotes retention of austenite Provides high hot hardness Forms very hard carbides and thus increases wear resistance Promotes decarburisation Promotes retention of austenite Provides high hot hardness Forms very hard carbides and thus increases wear resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The tensile strength of wrought iron is maximum Along the lines of slag distribution Perpendicular to lines of slag distribution Uniform in all directions None of these Along the lines of slag distribution Perpendicular to lines of slag distribution Uniform in all directions None of these ANSWER DOWNLOAD EXAMIANS APP
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