Materials and Construction A magnetic material becomes __________ above the Curie temperature. Ferromagnetic None of these Diamagnetic Paramagnetic Ferromagnetic None of these Diamagnetic Paramagnetic ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead lined equipments & vessels are suitable for handling Nitric acid Hydrochloric acid (10%) All of these Sulphuric acid upto 60°C Nitric acid Hydrochloric acid (10%) All of these Sulphuric acid upto 60°C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The phenomenon in which slow extension of material takes place with the time at constant load is called Elasticity Ductility Plasticity Creep Elasticity Ductility Plasticity Creep ANSWER DOWNLOAD EXAMIANS APP
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 The hardest material just prior to diamond in Mhos scale is Calcite Topax Carborundum Corrundum Calcite Topax Carborundum Corrundum ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spark plugs, ignition tubes and electrodes are made of nickel __________ alloys. Iron Copper Manganese Beryllium Iron Copper Manganese Beryllium ANSWER DOWNLOAD EXAMIANS APP