Materials and Construction Which of the following is the most suitable material of construction for evaporator & its tubes for concentrating NaOH solution to 70%? Steel Cast iron Nickel Karbate Steel Cast iron Nickel Karbate ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Silico-manganese steels (containing 0.7% Mn, 0.5% C and 2% Si) Are used for leaf and coiled springs Do not require heat treatment for any of its applications Is tempered at 850°C Do not have good resilience properties Are used for leaf and coiled springs Do not require heat treatment for any of its applications Is tempered at 850°C Do not have good resilience properties ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction When the steel is subjected to normalising, its __________ decreases. None of these Ductility Ultimate tensile strength (UTS) Yield point None of these Ductility Ultimate tensile strength (UTS) Yield point ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spark plugs are made of Metallic carbides High alumina ceramic Carborundum Corundum Metallic carbides High alumina ceramic Carborundum Corundum ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spark plugs, ignition tubes and electrodes are made of nickel __________ alloys. Copper Iron Beryllium Manganese Copper Iron Beryllium Manganese ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The material used in the filament of electric bulbs is Constantan Nichrome Tungsten German silver Constantan Nichrome Tungsten German silver ANSWER DOWNLOAD EXAMIANS APP
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