Materials and Construction H₂SO₄ (< 50% concentration) is corrosive to Glass, graphite, porcelain & stoneware Rubber (butyl and hard), silicone rubber & teflon Copper, cast iron & high silicon iron (14% Si) Aluminium, mild steel, stainless steel, concrete & tin Glass, graphite, porcelain & stoneware Rubber (butyl and hard), silicone rubber & teflon Copper, cast iron & high silicon iron (14% Si) Aluminium, mild steel, stainless steel, concrete & tin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Constantan is an alloy of Cu (55%) & Sn (45%) Cu (55%) & Ni (45%) Pt (95%) & Rh (10%) Fe (80%) & Ni (20%) Cu (55%) & Sn (45%) Cu (55%) & Ni (45%) Pt (95%) & Rh (10%) Fe (80%) & Ni (20%) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Constituents of stellite are Zinc, copper and nickel Nickel, cobalt and vanadium Cobalt, chromium and tungsten Zinc, aluminium and nickel Zinc, copper and nickel Nickel, cobalt and vanadium Cobalt, chromium and tungsten 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 Sulphuric acid (10%) at room temperature Any of these Nitric acid (95%) at room temperature Sulphur trioxide at 60°C Sulphuric acid (10%) at room temperature Any of these Nitric acid (95%) at room temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction An alloy of iron containing 4% carbon is called Mild steel None of these High carbon steel Wrought iron Mild steel None of these High carbon steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
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