Materials and Construction Which of the following would not be a suitable material of construction for handling aqueous hydrofluoric acid (HF) at 100°C ? Monel Graphite Kel-F and teflon Stainless steel Monel Graphite Kel-F and teflon Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel (56%) and molybdenum (17%) alloys are called Bronzes Hastealloy C Inconel Monel Bronzes Hastealloy C Inconel Monel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hardest material so far found is Graphite Pumice stone Diamond Carborundum Graphite Pumice stone Diamond Carborundum 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 Spark plugs are made of High alumina ceramic Corundum Carborundum Metallic carbides High alumina ceramic Corundum Carborundum Metallic carbides ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Galvanising (i.e., zinc coating) of steel sheets is done to Both A & B Prevent its rusting by contact with corrosive atmosphere Protect the base metal by cathodic protection Neither A nor B Both A & B Prevent its rusting by contact with corrosive atmosphere Protect the base metal by cathodic protection Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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