A.Steam ejector
B.Natural draft
C.Induced draft fan
D.Forced draft fan
Explanation: The correct answer is Natural draft.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 269 of 557.
Chemical Engineering MCQs
Showing page 269 of 557 · 8,342 total solved questions available.
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A.Employs two solvents
B.Results in low interfacial tension
C.Employs only one solvent
D.None of these
Explanation: The correct answer is Employs two solvents.
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A.Increase the rate of absorption
B.Reduce the cooling water circulation rate
C.Avoid corrosion
D.None of these
Explanation: The correct answer is Avoid corrosion.
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A.0.01 to 0.10
B.2 to 3
C.100 to 1000
D.200 to 300
Explanation: The correct answer is 2 to 3.
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A.40-45
B.80-85
C.20-25
D.60-65
Explanation: The correct answer is 60-65.
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A.150
B.225
C.200
D.100
Explanation: The correct answer is 100.
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A.Reheating furnace
B.Soaking pit
C.Cupola
D.Open hearth furnace
Explanation: The correct answer is Reheating furnace.
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Which of the following coal gasification processes will produce gas having maximum methane content?
0A.All can produce same methane content
B.Winkler process
C.Lurgi process
D.Kopper-Totzek process
Explanation: The correct answer is Lurgi process.
Submitted by: Academy of Pakistan
A.None of these
B.Temperature
C.Solubility
D.Pressure
Explanation: The correct answer is None of these.
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A.All (A), B. & (C)
B.(∂P/∂V)V
C.(∂P/∂V)T
D.(∂V/∂T)P
Explanation: The correct answer is (∂P/∂V)T.
Submitted by: Academy of Pakistan
A.Mercury
B.Oil
C.A metal powder or graphite
D.Air
Explanation: The correct answer is Air.
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A.Energy absorbed by the solid to the surface energy created by crushing
B.Energy absorbed by the solid to that fed to the machine
C.Surface energy created by crushing to the energy absorbed by the solid
D.Energy fed to the machine to the surface energy created by crushing
Explanation: The correct answer is Surface energy created by crushing to the energy absorbed by the solid.
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A.Resilience
B.Strength
C.Freezing point
D.Percent elongation
Explanation: The correct answer is Resilience.
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A.Leidenfrost
B.Boiling
C.Burnout
D.Nusselt
Explanation: The correct answer is Leidenfrost.
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A.Either more or less; depends on the system
B.More
C.Same
D.Less
Explanation: The correct answer is Same.
Submitted by: Academy of Pakistan