Engineering Materials Which of the following elements does not impart hardness to steel? Silicon Nickel Copper Chromium Silicon Nickel Copper Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is the process of Heating and cooling rapidly Increasing hardness throughout Hardening surface of work-piece to obtain hard and wear resistant surface Inducing hardness by continuous process Heating and cooling rapidly Increasing hardness throughout Hardening surface of work-piece to obtain hard and wear resistant surface Inducing hardness by continuous process ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Lead is poured into the joint between two pipes. These pipes may be made of Vitrified clay Concrete Asbestos cement Cast iron Vitrified clay Concrete Asbestos cement Cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When medium carbon steel is heated to coarsening temperature The grain size first increases and then decreases very rapidly The grain size increases very rapidly There is no change in grain size The average grain size is a minimum The grain size first increases and then decreases very rapidly The grain size increases very rapidly There is no change in grain size The average grain size is a minimum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical temperature Depends upon the rate of heating Decreases as the carbon content in steel increases Increases as the carbon content in steel increases Is same for all steels Depends upon the rate of heating Decreases as the carbon content in steel increases Increases as the carbon content in steel increases Is same for all steels ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following display properties similar to that of steel? Blackheart cast iron Both (A) and (B) Whiteheart cast iron None of these Blackheart cast iron Both (A) and (B) Whiteheart cast iron None of these ANSWER DOWNLOAD EXAMIANS APP
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