A.1
B.0.01
C.4
D.0.1
Explanation: The correct answer is 4.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 143 of 557.
Chemical Engineering MCQs
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A.Precipitation of fine alloy carbides at high temperatures
B.Precipitation of complex inter-metallic upon heat treatment
C.Refinement of ferrite grain size by working
D.Decomposition of retained austenite upon heat treatment
Explanation: The correct answer is Decomposition of retained austenite upon heat treatment.
Submitted by: Academy of Pakistan
A.V
B.3V
C.V/2
D.2V
Explanation: The correct answer is V.
Submitted by: Academy of Pakistan
A.The conversion for a gas phase reaction increases with increase in pressure, if there is a
B.The equilibrium constant of a reaction depends upon temperature only
C.With increase in temperature, the equilibrium constant increases for an exothermic reaction
Explanation: The correct answer is With increase in temperature, the equilibrium constant increases for an exothermic reaction.
Submitted by: Academy of Pakistan
A.Ozone
B.Hydrogen
C.None of these
D.Carbon dioxide
Explanation: The correct answer is Ozone.
Submitted by: Academy of Pakistan
A.Diatomaceous earth
B.Canvas fabric
C.None of these
D.Calcined lime
Explanation: The correct answer is Diatomaceous earth.
Submitted by: Academy of Pakistan
A.Gibbs-Helmholtz
B.Maxwell’s
C.None of these
D.Gibbs-Duhem
Explanation: The correct answer is Maxwell’s.
Submitted by: Academy of Pakistan
A.Ash content
B.CSR & CRI
C.Moisture content
D.Volatile matter content
Explanation: The correct answer is CSR & CRI.
Submitted by: Academy of Pakistan
A.Increases
B.Remains unaffected
C.And the heat required in reboiler decreases
D.Decreases
Explanation: The correct answer is Increases.
Submitted by: Academy of Pakistan
A.Transition
B.Viscous
C.Turbulent
D.Laminar
Explanation: The correct answer is Turbulent.
Submitted by: Academy of Pakistan
A.Liquid heavier than water
B.Liquid lighter than water
C.Gas lighter than air
D.Gas heavier than air
Explanation: The correct answer is Gas heavier than air.
Submitted by: Academy of Pakistan
A.None of these
B.Vapour is enriched with low boilers
C.Liquid is stripped of high boilers
D.Vapour is enriched with high boilers
Explanation: The correct answer is Vapour is enriched with high boilers.
Submitted by: Academy of Pakistan
Extractor temperature is maintained at -20°C in Edeleanu process to reduce the ________ of kerosene?
0A.Smoke point
B.Paraffins
C.Naphthenes
D.Aromatics
Explanation: The correct answer is Paraffins.
Submitted by: Academy of Pakistan
A.Nickel
B.Vanadium
C.Chromium
D.Niobium
Explanation: The correct answer is Niobium.
Submitted by: Academy of Pakistan
A.Molecular size
B.Temperature
C.Pressure
D.Volume
Explanation: The correct answer is Temperature.
Submitted by: Academy of Pakistan