Engineering Materials When filing or machining cast iron makes our hands black, then it shows that ________ is present in cast iron. Free graphite Both A and B Cementite None of these Free graphite Both A and B Cementite None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The heat treatment process used for softening hardened steel is Annealing Normalizing Carburising Tempering Annealing Normalizing Carburising Tempering ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material widely used for making pendulums of clocks is Heat resisting steel Stainless steel Nickel steel High speed steel Heat resisting steel Stainless steel Nickel steel High speed steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Age hardening is related to Silver Brass Copper Duralumin Silver Brass Copper Duralumin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Depth of hardness of steel is increased by addition of Tungsten Chromium Nickel Vanadium Tungsten Chromium Nickel Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Maximum percentage of carbon in austenite is 0.00025 0.0026 0.008 0.017 0.00025 0.0026 0.008 0.017 ANSWER DOWNLOAD EXAMIANS APP
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