Materials and Construction H₂SO₄ (< 50% concentration) is corrosive to 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 Copper, cast iron & high silicon iron (14% Si) Rubber (butyl and hard), silicone rubber & teflon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction German silver used for decorative purposes contains maximum percentage of Nickel Silver Zinc Copper Nickel Silver Zinc Copper ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The addition of antimony in tin-based alloys improves its Wear resistance Rupture strength and hot hardness Impact strength and bonding strength Deformation resistance Wear resistance Rupture strength and hot hardness Impact strength and bonding strength Deformation resistance ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction White cast iron is not Strong and hard Brittle Malleable Whitish in color Strong and hard Brittle Malleable Whitish in color ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction An alloy used as thermocouple material comprises of 40% nickel and 60% copper. German silver Kanthal Chromel Constantan German silver Kanthal Chromel Constantan ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Vessels made of __________ can be used to store dry chlorine. Nickel None of these Thermoplastic materials Steel or iron Nickel None of these Thermoplastic materials Steel or iron ANSWER DOWNLOAD EXAMIANS APP
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