Materials and Construction Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with Rubber Karbate Acidic refractory Lead or acid-proof bricks Rubber Karbate Acidic refractory Lead or acid-proof bricks ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Perspex is nothing but Acrylic sheet An elastomer Aluminium foil clad with bakelite An alloy of lead and tin Acrylic sheet An elastomer Aluminium foil clad with bakelite An alloy of lead and tin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 18-4-1 high speed steel contains 18%, 4% and 1% respectively of Vanadium, chromium and tungsten Chromium, tungsten and vanadium Tungsten, chromium and vanadium Tungsten, vanadium and chromium Vanadium, chromium and tungsten Chromium, tungsten and vanadium Tungsten, chromium and vanadium Tungsten, vanadium and chromium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Clock pendulums are usually made of __________ steel. High speed Stainless Heat resisting None of these High speed Stainless Heat resisting None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the most suitable material of construction for evaporator & its tubes for concentrating NaOH solution to 70%? Karbate Steel Nickel Cast iron Karbate Steel Nickel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which one contains the least percentage of carbon? Wrought iron Pig iron Cast iron High speed steel Wrought iron Pig iron Cast iron High speed steel ANSWER DOWNLOAD EXAMIANS APP
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