Engineering Materials The hardness of steel increases if it contains Austenite Cementite Pearlite Martensite Austenite Cementite Pearlite Martensite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When elements like nickel, chromium, copper and molybdenum are added to the molten cast iron, it produces Alloy cast iron White cast iron Malleable cast iron Nodular cast iron Alloy cast iron White cast iron Malleable cast iron Nodular 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 There is no change in grain size The grain size increases very rapidly The average grain size is a minimum The grain size first increases and then decreases very rapidly There is no change in grain size The grain size increases very rapidly The average grain size is a minimum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Depth of hardness of steel is increased by addition of Chromium Tungsten Vanadium Nickel Chromium Tungsten Vanadium Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The transistor is made of Germanium Gold Copper Silver Germanium Gold Copper Silver ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is the process of Inducing hardness by continuous process Hardening surface of work-piece to obtain hard and wear resistant surface Heating and cooling rapidly Increasing hardness throughout Inducing hardness by continuous process Hardening surface of work-piece to obtain hard and wear resistant surface Heating and cooling rapidly Increasing hardness throughout ANSWER DOWNLOAD EXAMIANS APP