Materials and Construction Alinco, which is a aluminium-cobalt-nickel steel, is used for making Boiler tubes Chemical equipments Powerful magnets Surgical instruments Boiler tubes Chemical equipments Powerful magnets Surgical instruments ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Super conductors are those substances, which Conduct electricity at high temperature Offer no resistance to current flow Offer high resistance to current flow Conduct electricity at low temperature Conduct electricity at high temperature Offer no resistance to current flow Offer high resistance to current flow Conduct electricity at low temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of even very minute amount (say 0.1%) of __________ in copper, reduces its electrical conductivity very seriously. Antimony Bismuth Both B and C Arsenic Antimony Bismuth Both B and C Arsenic ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spark plugs are made of Carborundum High alumina ceramic Metallic carbides Corundum Carborundum High alumina ceramic Metallic carbides Corundum ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction When iron is rusted, it is Converted to a fine powder Oxidised Reduced None of these Converted to a fine powder Oxidised Reduced None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following has a very high carbide forming tendency in steels? Vanadium Chromium Nickel Silicon Vanadium Chromium Nickel Silicon ANSWER DOWNLOAD EXAMIANS APP