Engineering Materials Chromium when added to steel _________ the tensile strength. Does not effect None of these Increases Decreases Does not effect None of these Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel increases if it contains Martensite Austenite Cementite Pearlite Martensite Austenite Cementite Pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Drop forging dies contain carbon of the order of 0.25 to 0.5% 0.7 to 0.9% 0.6 to 0.7% 0.1 to 0.2% 0.25 to 0.5% 0.7 to 0.9% 0.6 to 0.7% 0.1 to 0.2% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material widely used for making pendulums of clocks is Stainless steel Nickel steel Heat resisting steel High speed steel Stainless steel Nickel steel Heat resisting steel High speed steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is basically a Core hardening process None of these Carburising process Surface hardening process Core hardening process None of these Carburising process Surface hardening process ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The addition of which of the following improves machining of copper? Zinc Sulphur Tin Vanadium Zinc Sulphur Tin Vanadium ANSWER DOWNLOAD EXAMIANS APP