Materials and Construction MCQs

479 MCQs  — Chemical Engineering MCQs  (Page 30 of 48)

Attempt Materials and Construction Quiz
Brinell Hardness Number (BHN) for talc is approximately in the range of____________________?
A. 1-5
B. 20-30
C. 100 -150
D. 200 – 250
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Aqueous nitric acid is stored in________________?
A. Steel drum
B. Stainless steel vessel
C. Cast iron vessel lined with acid-proof masonry brick
D. Cast iron vessel
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Urea autoclave is made of_________________?
A. Cast iron
B. Refractory blocks
C. Stainless steel
D. Lead lined steel
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Cast iron and steel pipes are produced by ____________ casting?
A. Die
B. Investment
C. Slush
D. True centrifugal
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Dilute sulphuric acid is transported in _____________ pipes?
A. Mild steel
B. Lead
C. Copper
D. Special alloys
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To improve the machinability of steel, it is generally subjected to_______________?
A. Spheroidising
B. Tempering
C. Normalising
D. Annealing
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Water gas generator is made of__________________?
A. Carbon steel-brick lined
B. Stainless steel-lead lined
C. Cast iron
D. High carbon steel-porcelain lined
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Cold worked steel parts are normally subjected to_________________?
A. Normalising
B. Hardening
C. Annealing
D. Shot peening
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Acetaldehyde is produced by hydration of acetylene in a sulphuric acid solution of mercuric sulphate. Hydration tower is made of___________________?
A. Rubber lined mild steel
B. Lead lined mild steel
C. Aluminium
D. Cast iron
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Lead alone is not used in storing equipment, because it________________?
A. Is very costly
B. Corrodes easily
C. Is having low creep strength
D. None of these
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Word of the Day
24 Jul
Untenable
(especially of a position or view) not able to be maintained or defended against attack or objection.
ناقابل مدافعت، غیر مستحکم، جو دلیل سے ثابت نہ ہو سکے

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