Engineering Materials Which is false statement about case hardening? Case hardening is done by Electroplating Cyaniding Induction hardening Nitriding Electroplating Cyaniding Induction hardening Nitriding ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is not the correct method of increasing fatigue limit? Shot peening Surface decarburisation Cold working Nitriding of surface Shot peening Surface decarburisation Cold working Nitriding of surface ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage carbon content in wrought iron is about 2 0.1 0.4 0.02 2 0.1 0.4 0.02 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A small percentage of boron is added to steel in order to Reduce machinability Increase endurance strength Increase wear resistance Increase hardenability Reduce machinability Increase endurance strength Increase wear resistance Increase hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When steel containing less than 0.8% carbon is cooled slowly from temperatures above or within the critical range, it consists of Mainly ferrite Mainly pearlite Pearlite and cementite Ferrite and pearlite Mainly ferrite Mainly pearlite Pearlite and cementite Ferrite and pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in steel Acts as deoxidiser Lowers the toughness and transverse ductility Decreases tensile strength and hardness Reduces the grain size Acts as deoxidiser Lowers the toughness and transverse ductility Decreases tensile strength and hardness Reduces the grain size ANSWER DOWNLOAD EXAMIANS APP
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