A.Water
B.Mercury
C.Air
D.Alcohol
Explanation: The correct answer is Water.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 101 of 557.
Chemical Engineering MCQs
Showing page 101 of 557 · 8,342 total solved questions available.
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A.Liquid hold up
B.Flooding
C.Liquid density
D.Gas viscosity
Explanation: The correct answer is Flooding.
Submitted by: Academy of Pakistan
A.18-20
B.2-5
C.12-15
D.6-12
Explanation: The correct answer is 2-5.
Submitted by: Academy of Pakistan
A.Not a fertilizer; it is an explosive
B.A straight fertilizer
C.A mixed fertilizer
D.A complex fertilizer
Explanation: The correct answer is A complex fertilizer.
Submitted by: Academy of Pakistan
A.d2
B.d̅ 2
C.d
D.d4
Explanation: The correct answer is d̅ 2.
Submitted by: Academy of Pakistan
A.None of these
B.External float gage
C.Differential pressure gage
D.Gage glass
Explanation: The correct answer is Differential pressure gage.
Submitted by: Academy of Pakistan
A.Compressed air
B.None of these
C.Water
D.Atmospheric air
Explanation: The correct answer is Compressed air.
Submitted by: Academy of Pakistan
A.Aggregates
B.Powder
C.Smoke
D.Grit
Explanation: The correct answer is Powder.
Submitted by: Academy of Pakistan
A.Cracked gases rich in C2 & C4 olefins
B.None of these
C.Low boiling aromatics
D.Naphtha
Explanation: The correct answer is Cracked gases rich in C2 & C4 olefins.
Submitted by: Academy of Pakistan
A.Inerts
B.Temperature
C.Pressure
D.All A., B. & C.
Explanation: The correct answer is Temperature.
Submitted by: Academy of Pakistan
A.Increasing temperature of the vapour
B.Decreasing temperature of the vapour
C.Increasing temperature drop
D.Increasing viscosity of the film of condensate
Explanation: The correct answer is Increasing temperature of the vapour.
Submitted by: Academy of Pakistan
A.(r2 – r1)/ln(r1/r2)
B.(r1 – r2)/ln(r1/r2)
C.(r1 – r2)/ln(r2/r1)
Explanation: The correct answer is (r1 – r2)/ln(r1/r2).
Submitted by: Academy of Pakistan
A.None of these
B.If sufficient slot area is not provided, the gas may pass through the skirt clearance
C.Generally, a skirt clearance of 0.5′′ to 1.5′ is recommended to prevent plugging of the slots by
D.The purpose of the slot is to disperse the gas into the liquid in the form of small bubbles
Explanation: The correct answer is None of these.
Submitted by: Academy of Pakistan
A.Hydrocarbon fuel
B.Large quantity of excess combustion air
C.Pulverised coal as fuel
D.Low amount of excess combustion air
Explanation: The correct answer is Low amount of excess combustion air.
Submitted by: Academy of Pakistan
A.Decrease the partial pressure of HI
B.Increase the partial pressure of I2
C.Diminish the degree of dissociation of HI
D.None of these
Explanation: The correct answer is Diminish the degree of dissociation of HI.
Submitted by: Academy of Pakistan