A.Olefin
B.Naphthene
C.Paraffin
D.Aromatic
Explanation: The correct answer is Aromatic.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 154 of 557.
Chemical Engineering MCQs
Showing page 154 of 557 · 8,342 total solved questions available.
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A.None of these
B.Melting under pressure
C.Vaporisation followed by condensation
D.Heating in presence of light
Explanation: The correct answer is Vaporisation followed by condensation.
Submitted by: Academy of Pakistan
A.Dry-bulb
B.Dew point
C.Adiabatic saturation
D.Wet-bulb
Explanation: The correct answer is Wet-bulb.
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A.Open hearth furnace
B.Both A. & B.
C.Coke ovens
D.Neither A. nor B.
Explanation: The correct answer is Both A. & B..
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A.Gravitational & buoyant
B.External, drag & viscous
C.Centrifugal & drag
D.Gravitational or centrifugal buoyant drag
Explanation: The correct answer is Gravitational or centrifugal buoyant drag.
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A.Polyisoprene
B.Polytetrafluoroethylene
C.Poly vinyl acetate
D.Polychlorophrene
Explanation: The correct answer is Polychlorophrene.
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A.Equal to the heat of formation of surface compound
B.Zero
C.Called integral heat of adsorption
D.Equal to the heat of wetting
Explanation: The correct answer is Equal to the heat of wetting.
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A.Lead
B.Zinc
C.Tin
D.Silver
Explanation: The correct answer is Zinc.
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A.Value of threshold energy decreases
B.Collision frequency increases
C.Increased temperature reduces the activation energy
D.Fraction of molecules having threshold energy increases
Explanation: The correct answer is Fraction of molecules having threshold energy increases.
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A.Tungsten, molybdenum & nickel
B.Nickel, cobalt & chromium
C.Tungsten, chromium & cobalt
D.Manganese, chromium & cobalt
Explanation: The correct answer is Tungsten, chromium & cobalt.
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A.Less
B.More
C.Independent of porosity
D.Equal
Explanation: The correct answer is Less.
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A.Fine
B.Coarse
C.Dissolved
D.Colloidal
Explanation: The correct answer is Colloidal.
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A.Shock loading
B.Fatigue
C.Vibration
D.Tension
Explanation: The correct answer is Shock loading.
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A.Stanton
B.Biot
C.Reynolds
D.Grashoff
Explanation: The correct answer is Grashoff.
Submitted by: Academy of Pakistan
A.Boundary mixer
B.Sharpies centrifuge
C.None of these
D.Propeller agitator
Explanation: The correct answer is Boundary mixer.
Submitted by: Academy of Pakistan