Materials and Construction Zinc is highly __________ at room temperature. Malleable Ductile Resistant to atmospheric corrosion Brittle Malleable Ductile Resistant to atmospheric corrosion Brittle ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High speed steel should have high Hardenability Toughness Wear resistance Both B & C Hardenability Toughness Wear resistance Both B & C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the most prone to atmospheric corrosion? Copper Silver Iron Tin Copper Silver Iron Tin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Anodic material used for the cathodic protection of underground buried steel pipeline is Bronze Zinc or magnesium Nickel or copper Brass Bronze Zinc or magnesium Nickel or copper Brass ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction H₂SO₄ (< 50% concentration) is corrosive to Copper, cast iron & high silicon iron (14% Si) Rubber (butyl and hard), silicone rubber & teflon Glass, graphite, porcelain & stoneware Aluminium, mild steel, stainless steel, concrete & tin Copper, cast iron & high silicon iron (14% Si) Rubber (butyl and hard), silicone rubber & teflon Glass, graphite, porcelain & stoneware Aluminium, mild steel, stainless steel, concrete & tin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Carbon percentage in medium carbon steel is around 0.35 to 0.5 0.8 to 1.4 0.1 to 0.35 1 to 1. 5 0.35 to 0.5 0.8 to 1.4 0.1 to 0.35 1 to 1. 5 ANSWER DOWNLOAD EXAMIANS APP
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