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 Constantan is an alloy of Fe (80%) & Ni (20%) Cu (55%) & Ni (45%) Cu (55%) & Sn (45%) Pt (95%) & Rh (10%) Fe (80%) & Ni (20%) Cu (55%) & Ni (45%) Cu (55%) & Sn (45%) Pt (95%) & Rh (10%) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Constituents of stellite are Nickel, cobalt and vanadium Cobalt, chromium and tungsten Zinc, copper and nickel Zinc, aluminium and nickel Nickel, cobalt and vanadium Cobalt, chromium and tungsten Zinc, copper and nickel Zinc, aluminium and nickel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Polythene (low or high density) containers are not corroded by Sulphur trioxide at 60°C Any of these Nitric acid (95%) at room temperature Sulphuric acid (10%) at room temperature Sulphur trioxide at 60°C Any of these Nitric acid (95%) at room temperature Sulphuric acid (10%) at room temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction An alloy of iron containing 4% carbon is called None of these Wrought iron Mild steel High carbon steel None of these Wrought iron Mild steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
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