Materials and Construction SO₃ is absorbed using H₂SO₄ in a Stainless steel plate tower Cast iron packed tower Packed steel tower lined with acid proof bricks None of these Stainless steel plate tower Cast iron packed tower Packed steel tower lined with acid proof bricks None of these ANSWER DOWNLOAD EXAMIANS APP
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) Cast iron Karbate Monel Aluminium or chromium alloys (Cr > 18% for cold acid) Cast iron Karbate Monel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of high amount of silicon in cast iron Suppresses the decomposition of Fe₃ C Increases the contraction of the metal Increases the formation of graphite Reduces its fluidity Suppresses the decomposition of Fe₃ C Increases the contraction of the metal Increases the formation of graphite Reduces its fluidity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Molybdenum steels containing 0.15 to 0.40% molybdenum Are prone to temper brittleness Are used for automobile parts like gears, axle, shaft, bearings etc Do not contain nickel or chromium or both Have very poor fatigue resistance Are prone to temper brittleness Are used for automobile parts like gears, axle, shaft, bearings etc Do not contain nickel or chromium or both Have very poor fatigue resistance ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following has a very high carbide forming tendency in steels? Nickel Silicon Vanadium Chromium Nickel Silicon Vanadium Chromium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Locomotive boiler tubes are made of __________ alloys. Magnesium Aluminium Arsenic copper Nickel Magnesium Aluminium Arsenic copper Nickel ANSWER DOWNLOAD EXAMIANS APP
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