Materials and Construction MCQs

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

Attempt Materials and Construction Quiz
The fermenter used for the production of ethyl alcohol from molasses is made of________________?
A. Wood
B. Concrete
C. Copper bearing steel
D. Porcelain
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Silico-manganese steels (containing 0.7% Mn, 0.5% C and 2% Si)___________________?
A. Do not require heat treatment for any of its applications
B. Are used for leaf and coiled springs
C. Do not have good resilience properties
D. Is tempered at 850°c
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______________ is never shipped in glass carboys?
A. Ammonia
B. Acetic acid
C. Phenol
D. Formaldehyde
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Interchain forces are the weakest in case of________________?
A. Plastics
B. Fibres
C. Elastomers
D. Both rubber & elastomers
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Which of the following heat treatment processes is used for softening the hardened material ?
A. Normalising
B. Tempering
C. Annealing
D. None of these
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Carbon percentage in medium carbon steel is around__________________?
A. 0.1 to 0.35
B. 0.35 to 0.5
C. 0.8 to 1.4
D. 1 to 1. 5
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Aluminium storage vessel can be used to store________________?
A. Aqua regia
B. Ferrous sulphate
C. Hydrochloric acid (10%)
D. None of these
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______________ possesses viscoelastic properties?
A. Cork
B. Glass
C. Graphite
D. Rubber
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The range of Mho’s scale of hardness is from________________?
A. 1 to 15
B. 1 to 8
C. 1 to10
D. 0 to 10
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Word of the Day
22 Jul
Combative
ready or eager to fight or argue.
لڑاکا، متنازع، جھگڑالو

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