A.Stainless steel
B.High silicon iron (14% Si)
C.Reinforced concrete lined with lead
D.Wood
Explanation: The correct answer is Reinforced concrete lined with lead.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 46 of 557.
Chemical Engineering MCQs
Showing page 46 of 557 · 8,342 total solved questions available.
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A.Wine
B.Antibiotics
C.Penicillin
D.Pasteurised milk
Explanation: The correct answer is Wine.
Submitted by: Academy of Pakistan
A.Equal to the order of reaction
B.1
Explanation: The correct answer is 1.
Submitted by: Academy of Pakistan
A.MgSO4 & BaCl2
B.MgCO3 & NaCl
C.MgO & Na2CO3
D.BaSO4 & NaCl
Explanation: The correct answer is MgO & Na2CO3.
Submitted by: Academy of Pakistan
A.Material cannot be distilled by indirect heating even under low pressure, because of the high
B.Azeotropic mixture is to be separated and the final product is miscible with water
C.Material to be distilled is thermally unstable or has the tendency to react with other
D.Liquids decompose, if distilled directly at atmospheric pressure
Explanation: The correct answer is Azeotropic mixture is to be separated and the final product is miscible with water.
Submitted by: Academy of Pakistan
A.None of these
B.Cellulose
C.Both A. & B.
D.Lignin
Explanation: The correct answer is Cellulose.
Submitted by: Academy of Pakistan
A.Decreasing Reynolds number
B.Increasing temperature
C.Decreasing temperature
D.None of these
Explanation: The correct answer is Increasing temperature.
Submitted by: Academy of Pakistan
A.4600 J
B.2.3 × 106 J
C.2300 J
D.230 J
Explanation: The correct answer is 2300 J.
Submitted by: Academy of Pakistan
A.Jet engine can work, where there is no atmosphere
B.Rocket engines cannot work, where there is no atmosphere
C.Jet engines also carry oxidiser
D.Rocket engines carry oxygen required for the combustion in the form of oxidiser
Explanation: The correct answer is Rocket engines carry oxygen required for the combustion in the form of oxidiser.
Submitted by: Academy of Pakistan
A.Flash point and acid value
B.Copper strip corrosion test
C.Dielectric strength
D.Aniline point
Explanation: The correct answer is Aniline point.
Submitted by: Academy of Pakistan
A.Gas cooled reactor
B.Boiling water reactor
C.Pressurised water reactor
D.Molten sodium cooled reactor
Explanation: The correct answer is Boiling water reactor.
Submitted by: Academy of Pakistan
A.Humidification
B.Distillation
C.Absorption
D.Hydrogenation of oils
Explanation: The correct answer is Hydrogenation of oils.
Submitted by: Academy of Pakistan
A.Avoid back-trapping
B.None of these
C.Allow for thermal expansion and facilitate installation
D.Drain the liquid from the tray when the unit is not in operation
Explanation: The correct answer is Allow for thermal expansion and facilitate installation.
Submitted by: Academy of Pakistan
A.Re-1/2
B.1/Re
C.Re
Explanation: The correct answer is Re-1/2.
Submitted by: Academy of Pakistan
A.0.02 to 0.05 d
B.0.2 to 0.5 d
C.0.08 to 0.12 d
D.0.5 to 0.6 d
Explanation: The correct answer is 0.08 to 0.12 d.
Submitted by: Academy of Pakistan