Engineering Materials Quenching is not necessary when hardening is done by Case hardening Flame hardening Any one of these Nitriding Case hardening Flame hardening Any one of these Nitriding ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Inconel contains 80% nickel and 20% chromium 65% nickel, 15% chromium and 20% iron 80% nickel, 14% chromium and 6% iron 68% nickel, 29% copper and 3% other constituents 80% nickel and 20% chromium 65% nickel, 15% chromium and 20% iron 80% nickel, 14% chromium and 6% iron 68% nickel, 29% copper and 3% other constituents ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following constituents of steels is softest and least strong? Cementite Ferrite Austenite Pearlite Cementite Ferrite Austenite Pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is the process of Inducing hardness by continuous process Heating and cooling rapidly Increasing hardness throughout Hardening surface of work-piece to obtain hard and wear resistant surface Inducing hardness by continuous process Heating and cooling rapidly Increasing hardness throughout Hardening surface of work-piece to obtain hard and wear resistant surface ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When the steel is normalized, its Ultimate tensile strength increases Ductility decreases All of these Yield point increases Ultimate tensile strength increases Ductility decreases All of these Yield point increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Following elements have face-centered cubic structure Mg, Zn, Ti, Zr, Br, Cd A iron (below 910°C and between 1400 to 1539°C), W Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt All of these Mg, Zn, Ti, Zr, Br, Cd A iron (below 910°C and between 1400 to 1539°C), W Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt All of these ANSWER DOWNLOAD EXAMIANS APP