Materials and Construction Most suitable material of construction for the storage of concentrated nitric acid is Aluminium or chromium alloys (Cr > 18% for cold acid) Karbate Cast iron Monel Aluminium or chromium alloys (Cr > 18% for cold acid) Karbate Cast iron Monel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the hardest material? Quartz Flourite Corrundum Topaz Quartz Flourite Corrundum Topaz ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spark plugs are made of Metallic carbides High alumina ceramic Corundum Carborundum Metallic carbides High alumina ceramic Corundum Carborundum ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following stainless steels is non-magnetic? Austenitic Ferritic Martensitic None of these Austenitic Ferritic Martensitic None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Anodic material used for the cathodic protection of underground buried steel pipeline is Nickel or copper Bronze Zinc or magnesium Brass Nickel or copper Bronze Zinc or magnesium Brass ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The most resistant material to alkaline corrosion is Duriron Aluminium Nickel Karbate Duriron Aluminium Nickel Karbate ANSWER DOWNLOAD EXAMIANS APP
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