Engineering Materials In the lower part of the blast furnace (zone of fusion), the temperature is 800°C to 1000°C 1500°C to 1700°C 1200°C to 1300°C 400° to 700°C 800°C to 1000°C 1500°C to 1700°C 1200°C to 1300°C 400° to 700°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding carbon up to 6.3% Adding carbon up to 2.8% Adding small quantities of copper Adding carbon up to 0.83% Adding carbon up to 6.3% Adding carbon up to 2.8% Adding small quantities of copper Adding carbon up to 0.83% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The usual composition of a soldering alloy is Tin, lead and silver Tin and copper Tin, lead and small percentage of antimony Tin and lead Tin, lead and silver Tin and copper Tin, lead and small percentage of antimony Tin and lead ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness and tensile strength in austenitic stainless steel can be increased by Full annealing Hardening and cold working Normalizing Martempering Full annealing Hardening and cold working Normalizing Martempering ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about tempering? Tempering is done to Improve toughness Improve machinability Release stresses Improve ductility Improve toughness Improve machinability Release stresses Improve ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Inconel contains 68% nickel, 29% copper and 3% other constituents 80% nickel, 14% chromium and 6% iron 80% nickel and 20% chromium 65% nickel, 15% chromium and 20% iron 68% nickel, 29% copper and 3% other constituents 80% nickel, 14% chromium and 6% iron 80% nickel and 20% chromium 65% nickel, 15% chromium and 20% iron ANSWER DOWNLOAD EXAMIANS APP
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