Materials and Construction H₂SO₄ (< 50% concentration) is corrosive to 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 Glass, graphite, porcelain & stoneware Rubber (butyl and hard), silicone rubber & teflon Copper, cast iron & high silicon iron (14% Si) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Constantan is an alloy of Pt (95%) & Rh (10%) Cu (55%) & Sn (45%) Cu (55%) & Ni (45%) Fe (80%) & Ni (20%) Pt (95%) & Rh (10%) Cu (55%) & Sn (45%) Cu (55%) & Ni (45%) Fe (80%) & Ni (20%) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Constituents of stellite are Zinc, copper and nickel Nickel, cobalt and vanadium Zinc, aluminium and nickel Cobalt, chromium and tungsten Zinc, copper and nickel Nickel, cobalt and vanadium Zinc, aluminium and nickel Cobalt, chromium and tungsten ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Polythene (low or high density) containers are not corroded by 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 Sulphur trioxide at 60°C Sulphuric acid (10%) at room temperature Any of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction An alloy of iron containing 4% carbon is called None of these Mild steel Wrought iron High carbon steel None of these Mild steel Wrought iron High carbon steel ANSWER DOWNLOAD EXAMIANS APP