Engineering Materials Following elements have face-centered cubic structure Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt A iron (below 910°C and between 1400 to 1539°C), W Mg, Zn, Ti, Zr, Br, Cd All of these Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt A iron (below 910°C and between 1400 to 1539°C), W Mg, Zn, Ti, Zr, Br, Cd All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in high speed steel provides Hot hardness Wear resistance Sharp cutting edge Toughness Hot hardness Wear resistance Sharp cutting edge Toughness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical temperature Decreases as the carbon content in steel increases Depends upon the rate of heating Is same for all steels Increases as the carbon content in steel increases Decreases as the carbon content in steel increases Depends upon the rate of heating Is same for all steels Increases as the carbon content in steel increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty brass used for steam condenser tubes contains copper and zinc in the following ratio 40 : 60 2.1180555555556 2.9375 30 : 70 40 : 60 2.1180555555556 2.9375 30 : 70 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of steel is improved by adding Nickel and chromium Chromium Nickel Sulphur, lead and phosphorus Nickel and chromium Chromium Nickel Sulphur, lead and phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Permalloy is a Nickel and iron alloy having high permeability None ferrous alloy Polymer Kind of stainless steel Nickel and iron alloy having high permeability None ferrous alloy Polymer Kind of stainless steel ANSWER DOWNLOAD EXAMIANS APP
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