Engineering Materials Nodular iron has All of these High machinability Low melting point High tensile strength All of these High machinability Low melting point High tensile strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The defect which takes place due to imperfect packing of atoms during crystallization is known as Point defect Surface defect None of these Line defect Point defect Surface defect None of these Line defect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The surface hardness of the following order is achieved by nitriding operation 1500 VPN 250 VPN 600 VPN 1000 to 1100 VPN 1500 VPN 250 VPN 600 VPN 1000 to 1100 VPN ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in steel Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials 1841 high speed steel contains Vanadium 4%, chromium 18% and tungsten 1% None of these Vanadium 1%, chromium 4% and tungsten 18% Vanadium 18%, chromium 1% and tungsten 4% Vanadium 4%, chromium 18% and tungsten 1% None of these Vanadium 1%, chromium 4% and tungsten 18% Vanadium 18%, chromium 1% and tungsten 4% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following pipes is least corrosion resistant? Wrought iron Cast iron Brass Mild steel Wrought iron Cast iron Brass Mild steel ANSWER DOWNLOAD EXAMIANS APP
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