A.Avoid channelling
B.Minimise the overall pressure drop
C.Reduce liquid hold up
D.Avoid flooding
Explanation: The correct answer is Avoid channelling.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 19 of 557.
Chemical Engineering MCQs
Showing page 19 of 557 · 8,342 total solved questions available.
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A.Displaced volume of the fluid
B.Volume of fluid vertically above the body
C.Horizontal projection of the body
D.Submerged body
Explanation: The correct answer is Displaced volume of the fluid.
Submitted by: Academy of Pakistan
A.Ammonium phosphate
B.Calcium phosphate
C.Ammonium sulphate
D.Animal charcoal
Explanation: The correct answer is Calcium phosphate.
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A.(ΔT)3/4
B.(ΔT)5/4
C.(ΔT)1/2
D.(ΔT)1/4
Explanation: The correct answer is (ΔT)3/4.
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A.Time
B.Useful volume of the tank
C.None of these
D.Diameter of the reactor
Explanation: The correct answer is Time.
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A.Temperature
B.Pressure
C.Steam to ethylene ratio
D.None of these
Explanation: The correct answer is None of these.
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A.Phenol formaldehyde
B.None of these
C.Poly vinyl chloride
D.Polythene
Explanation: The correct answer is Phenol formaldehyde.
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A.2200
B.4400
C.3300
D.1100
Explanation: The correct answer is 2200.
Submitted by: Academy of Pakistan
Which of the following decreases during evaporative cooling process with recirculated water supply?
0A.None of these
B.Wet bulb temperature
C.Relative humidity
D.Partial pressure of vapour
Explanation: The correct answer is None of these.
Submitted by: Academy of Pakistan
A.Polyolefins
B.Polyacrylate
C.Polyurethane
D.Polyamide
Explanation: The correct answer is Polyamide.
Submitted by: Academy of Pakistan
A.An Azeotropic mixture of two liquids has boiling point higher than either of them, when it
B.The mass diffusivity, the thermal diffusivity and the eddy momentum diffusivity are the same
C.1 Nm3 of dry air is lighter than 1Nm3 of humid air
D.The Lewis number of a mixture is unity, when the thermal diffusivity is equal to the mass
Explanation: The correct answer is 1 Nm3 of dry air is lighter than 1Nm3 of humid air.
Submitted by: Academy of Pakistan
A.Logarithmic
B.Hyperbolic
C.Parabolic
D.Linear
Explanation: The correct answer is Logarithmic.
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A.Parabola
B.Sine curve
C.Straight line
D.Hyperbola
Explanation: The correct answer is Straight line.
Submitted by: Academy of Pakistan
A.Abel apparatus
B.Saybolt chromometer
C.Pensky-Martens apparatus
D.None of these
Explanation: The correct answer is Abel apparatus.
Submitted by: Academy of Pakistan
A.0.99
B.1.05
C.1.18
D.0.95
Explanation: The correct answer is 0.95.
Submitted by: Academy of Pakistan