A.Steel
B.Wrought iron
C.Stainless steel
D.Cast iron
Explanation: The correct answer is Wrought iron.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 41 of 557.
Chemical Engineering MCQs
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A.It reduces its flame temperature tremendously
B.The hydrocarbons crack thereby choking and fouling the heat transfer surface by carbon soot
C.There are chances of explosion during preheating
D.It reduces its calorific value tremendously
Explanation: The correct answer is The hydrocarbons crack thereby choking and fouling the heat transfer surface by carbon soot.
Submitted by: Academy of Pakistan
A.Cutting action
B.Impact
C.Attrition
D.Slow compression
Explanation: The correct answer is Attrition.
Submitted by: Academy of Pakistan
A.Semi-finished products in the process
B.Finished products in stock
C.Transportation facilities
D.Raw materials is stock
Explanation: The correct answer is Transportation facilities.
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A.Iron oxide
B.Silica
C.Soda ash
D.Limestone
Explanation: The correct answer is Iron oxide.
Submitted by: Academy of Pakistan
A.Tapering pipe at either decreasing or increasing flow rate
B.Long pipeline of constant diameter
C.Tapering pipe at constant flow rate
D.None of these
Explanation: The correct answer is Tapering pipe at either decreasing or increasing flow rate.
Submitted by: Academy of Pakistan
A.Maximum porosity at the filter medium
B.Maximum porosity at the upstream side
C.None of these
D.Same porosity throughout the cake thickness
Explanation: The correct answer is Maximum porosity at the upstream side.
Submitted by: Academy of Pakistan
A.None of these
B.Decibel
C.Hertz
D.Roentgen
Explanation: The correct answer is Decibel.
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A.Balancing of load on machines
B.Sequence of operation to be performed
C.Progress of work performed
D.Authorisation of work to be performed
Explanation: The correct answer is Sequence of operation to be performed.
Submitted by: Academy of Pakistan
A.55
B.70
C.90
D.45
Explanation: The correct answer is 70.
Submitted by: Academy of Pakistan
A.None of these
B.Frequency response methods
C.Routh test
D.Root locus methods
Explanation: The correct answer is Frequency response methods.
Submitted by: Academy of Pakistan
A.Hole diameter of the sieve tray
B.Upper limit of the vapour velocity
C.Height of the plate spacing
D.Lower limit of vapour velocity
Explanation: The correct answer is Upper limit of the vapour velocity.
Submitted by: Academy of Pakistan
A.1
B.3
C.4
D.2
Explanation: The correct answer is 2.
Submitted by: Academy of Pakistan
A.100
B.75
C.0
D.25
Explanation: The correct answer is 0.
Submitted by: Academy of Pakistan
A.Doctor’s solution
B.Methyl ethyl ketone
C.Propane
D.Methanol amine
Explanation: The correct answer is Methyl ethyl ketone.
Submitted by: Academy of Pakistan