Materials and Construction Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with Karbate Acidic refractory Rubber Lead or acid-proof bricks Karbate Acidic refractory Rubber Lead or acid-proof bricks ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Most common stainless steel type 316, which is highly resistant to corrosion contains 16-13% Cr 10-14% Ni and 2-3% Mo None of these 2-4% Cr, 22% NI and 2-4% Mo 20-22% Cr, and 8-10% Ni 16-13% Cr 10-14% Ni and 2-3% Mo None of these 2-4% Cr, 22% NI and 2-4% Mo 20-22% Cr, and 8-10% Ni ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Tin coating on metals is not done by Hot dipping Electro-deposition Powder metallurgy Spraying Hot dipping Electro-deposition Powder metallurgy Spraying ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Chromel (Nichrome) is an alloy of Chromium and aluminium Molybdenum and nickel Chromium and molybdenum Nickel and chromium Chromium and aluminium Molybdenum and nickel Chromium and molybdenum Nickel and chromium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Rubber lined vessels are corroded by the action of Chloroform All of these Aqua regia Sulphuric acid (95%) Chloroform All of these Aqua regia Sulphuric acid (95%) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction White cast iron as compared to grey cast iron is Very hard Very brittle More durable All of these Very hard Very brittle More durable All of these ANSWER DOWNLOAD EXAMIANS APP
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