A.Polyacrylonitrile
B.Dacron
C.Nylon
D.Terylene
Explanation: The correct answer is Nylon.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 8 of 557.
Chemical Engineering MCQs
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A.Electroplating
B.Nitriding
C.Hot dipping
D.Both ‘B’ & ‘C’
Explanation: The correct answer is Both ‘B’ & ‘C’.
Submitted by: Academy of Pakistan
A.10 atm
B.Vacuum
C.Atmospheric
D.3 atm
Explanation: The correct answer is Atmospheric.
Submitted by: Academy of Pakistan
A.Better flow characteristics
B.Rapid absorption rates
C.Low pumping pressure drop
D.All A., B. and C.
Explanation: The correct answer is All A., B. and C..
Submitted by: Academy of Pakistan
A.Cyclone separator
B.Bag filter
C.Electrostatic precipitator
D.Scrubber
Explanation: The correct answer is Electrostatic precipitator.
Submitted by: Academy of Pakistan
A.Carbon dioxide
B.Nitrogen
C.Carbon monoxide
D.Ozone
Explanation: The correct answer is Carbon dioxide.
Submitted by: Academy of Pakistan
A.May increase or decrease; depends on the substance
B.Increases
C.Remains unchanged
D.Decreases
Explanation: The correct answer is Increases.
Submitted by: Academy of Pakistan
A.Air preheater
B.All A., B. and C.
C.Steam superheater
D.Economiser
Explanation: The correct answer is All A., B. and C..
Submitted by: Academy of Pakistan
A.(COP)R = (COP)HP = 0.6
B.(COP)R = (COP)HP = 2.5
C.(COP)R = 1.5; (COP)HP = 2.5
D.(COP)R = 2.5; (COP)HP = 1.5
Explanation: The correct answer is (COP)R = 1.5; (COP)HP = 2.5.
Submitted by: Academy of Pakistan
A.Increase the softening capacity of zeolite
B.Facilitate easy regeneration of zeolite
C.All A, B. and C.
D.Permit the use of alum as a coagulant
Explanation: The correct answer is Permit the use of alum as a coagulant.
Submitted by: Academy of Pakistan
A.Forging
B.Rolling
C.Extrusion
D.Bending
Explanation: The correct answer is Forging.
Submitted by: Academy of Pakistan
A.Normal
B.Molar
C.None of these
D.Saturated
Explanation: The correct answer is None of these.
Submitted by: Academy of Pakistan
A.All A., B. and C.
B.High corrosion resistance
C.High co-efficient of thermal expansion
D.Low thermal conductivity
Explanation: The correct answer is High corrosion resistance.
Submitted by: Academy of Pakistan
A.Slugging
B.Lancing
C.Spinning
D.Shot peening
Explanation: The correct answer is Shot peening.
Submitted by: Academy of Pakistan
A.Dead time system
B.A second order system
C.A first order system
D.A first order time lag
Explanation: The correct answer is A first order system.
Submitted by: Academy of Pakistan