Materials and Construction Cast iron has Elastic limit close to ultimate breaking strength High ductility Very high tensile strenth High malleability Elastic limit close to ultimate breaking strength High ductility Very high tensile strenth High malleability ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The softest material just next to talc in the Mho's scale is Gypsum Quartz Fluorite Feldspar Gypsum Quartz Fluorite Feldspar ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ alloys have the highest specific strength of all the structural materials out of the following. Magnesium Chromium Titanium Magnetic steel Magnesium Chromium Titanium Magnetic steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Molybdenum steels containing 0.15 to 0.40% molybdenum Are prone to temper brittleness Are used for automobile parts like gears, axle, shaft, bearings etc Do not contain nickel or chromium or both Have very poor fatigue resistance Are prone to temper brittleness Are used for automobile parts like gears, axle, shaft, bearings etc Do not contain nickel or chromium or both Have very poor fatigue resistance ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction H₂SO₄ (< 50% concentration) is corrosive to Rubber (butyl and hard), silicone rubber & teflon Copper, cast iron & high silicon iron (14% Si) Aluminium, mild steel, stainless steel, concrete & tin Glass, graphite, porcelain & stoneware Rubber (butyl and hard), silicone rubber & teflon Copper, cast iron & high silicon iron (14% Si) Aluminium, mild steel, stainless steel, concrete & tin Glass, graphite, porcelain & stoneware ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A chemical change takes place when iron Rusts Melts Is heated None of these Rusts Melts Is heated None of these ANSWER DOWNLOAD EXAMIANS APP
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