Materials and Construction High degree of toughness is a must for Shock resisting steel Cold work tool steel None of these High speed steel Shock resisting steel Cold work tool steel None of these High speed steel 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) Glass, graphite, porcelain & stoneware Aluminium, mild steel, stainless steel, concrete & tin Rubber (butyl and hard), silicone rubber & teflon Copper, cast iron & high silicon iron (14% Si) Glass, graphite, porcelain & stoneware Aluminium, mild steel, stainless steel, concrete & tin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron and steel pipes are produced by __________ casting. Die True centrifugal Slush Investment Die True centrifugal Slush Investment ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High speed cutting tool steels contain about __________ percent of tungsten. 18-20 50-55 43990 30-35 18-20 50-55 43990 30-35 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following pairs of elements may form an alloy? None of these Platinum & mercury Iron & mercury Iron & carbon None of these Platinum & mercury Iron & mercury Iron & carbon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The main purpose of galvanising iron sheets is to Harden the surface Increase its glossiness and lustre Prevent the action of oxygen Prevent the action of water Harden the surface Increase its glossiness and lustre Prevent the action of oxygen Prevent the action of water ANSWER DOWNLOAD EXAMIANS APP
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