Materials and Construction A material capable of undergoing large permanent deformation, when subjected to tension is termed as Brittle Friable None of these Ductile Brittle Friable None of these Ductile ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Visco-elastic behaviour of materials which is time dependent is common in Non-crystalline organic polymer Crystalline solid Non-crystalline solids Plastics Non-crystalline organic polymer Crystalline solid Non-crystalline solids Plastics ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The damage/deterioration of metals by the __________ action of fluids is called 'erosion'. Corrosive Abrasive Neither A nor B Both A & B Corrosive Abrasive Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following would not be a suitable material of construction for handling aqueous hydrofluoric acid (HF) at 100°C ? Stainless steel Kel-F and teflon Graphite Monel Stainless steel Kel-F and teflon Graphite Monel ANSWER DOWNLOAD EXAMIANS APP
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 Generally __________ are subjected to galvanising (i.e., zinc coating). Low carbon steels Non-metals Non-ferrous metals Stainless steel Low carbon steels Non-metals Non-ferrous metals Stainless steel ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS