Engineering Materials Foundry crucible is made of German silver Lead Graphite Mild steel German silver Lead Graphite Mild steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Following elements have face-centered cubic structure A iron (below 910°C and between 1400 to 1539°C), W All of these Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt Mg, Zn, Ti, Zr, Br, Cd A iron (below 910°C and between 1400 to 1539°C), W All of these Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt Mg, Zn, Ti, Zr, Br, Cd ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bronze contains 85 - 92% copper and rest tin with little lead and nickel 70 - 75% copper and rest tin 70% copper and 30% zinc 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70 - 75% copper and rest tin 70% copper and 30% zinc 90% copper and 10% tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corrosion resistance of steel is increased by addition of Sulphur, phosphorus, lead Chromium and nickel Tungsten, molybdenum, vanadium, chromium Vanadium, aluminium Sulphur, phosphorus, lead Chromium and nickel Tungsten, molybdenum, vanadium, chromium Vanadium, aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes retention of austenite Promotes decarburisation Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes retention of austenite Promotes decarburisation ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pearlite consists of 13% cementite and 87% ferrite 13% carbon and 87% ferrite 13% ferrite and 87% cementite 6.67% carbon and 93.33% iron 13% cementite and 87% ferrite 13% carbon and 87% ferrite 13% ferrite and 87% cementite 6.67% carbon and 93.33% iron ANSWER DOWNLOAD EXAMIANS APP