Materials and Construction Corrosion involves exchange of electrons in __________ corrosion. Chemical Both A & B Electrochemical Neither A nor B Chemical Both A & B Electrochemical Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Galvanising is not a zinc diffusion process. A zinc diffusion process is termed as Anodising Sheradising Parkerising None of these Anodising Sheradising Parkerising None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction H₂SO₄ (< 50% concentration) is corrosive to Aluminium, mild steel, stainless steel, concrete & tin Copper, cast iron & high silicon iron (14% Si) Glass, graphite, porcelain & stoneware Rubber (butyl and hard), silicone rubber & teflon Aluminium, mild steel, stainless steel, concrete & tin Copper, cast iron & high silicon iron (14% Si) Glass, graphite, porcelain & stoneware Rubber (butyl and hard), silicone rubber & teflon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the most suitable material of construction for evaporator & its tubes for concentrating NaOH solution to 70%? Cast iron Steel Nickel Karbate Cast iron Steel Nickel Karbate ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The most distinguished property of malleable cast iron is its high Hardness None of these Malleability Ductility Hardness None of these Malleability Ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the easiest to bend? Steel Wrought iron Cast iron Stainless steel Steel Wrought iron Cast iron Stainless steel ANSWER DOWNLOAD EXAMIANS APP
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