Materials and Construction H₂SO₄ (< 50% concentration) is corrosive to Glass, graphite, porcelain & stoneware Copper, cast iron & high silicon iron (14% Si) Aluminium, mild steel, stainless steel, concrete & tin Rubber (butyl and hard), silicone rubber & teflon Glass, graphite, porcelain & stoneware Copper, cast iron & high silicon iron (14% Si) Aluminium, mild steel, stainless steel, concrete & tin Rubber (butyl and hard), silicone rubber & teflon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Non-ferrous metals and hard steels do not exhibit a definite yield point, when pulled in the testing machine and hence for these cases, a better measure of their elastic properties is defined by the __________ stress. None of these Yield point Proof Ultimate None of these Yield point Proof Ultimate ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction How many molecules per unit cell are there in a face centred cubic lettice? 2 8 6 4 2 8 6 4 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction SO₃ is absorbed using H₂SO₄ in a Stainless steel plate tower Cast iron packed tower None of these Packed steel tower lined with acid proof bricks Stainless steel plate tower Cast iron packed tower None of these Packed steel tower lined with acid proof bricks ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 18-4-1 high speed steel contains 18%, 4% and 1% respectively of Tungsten, vanadium and chromium Vanadium, chromium and tungsten Chromium, tungsten and vanadium Tungsten, chromium and vanadium Tungsten, vanadium and chromium Vanadium, chromium and tungsten Chromium, tungsten and vanadium Tungsten, chromium and vanadium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Photographic plates are coated with Metallic silver Silver halide Silver nitrate Calcium silicate Metallic silver Silver halide Silver nitrate Calcium silicate ANSWER DOWNLOAD EXAMIANS APP