A.Circumferential
B.Neither A. nor B.
C.Both A. & B.
D.Radial
Explanation: The correct answer is Radial.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 347 of 557.
Chemical Engineering MCQs
Showing page 347 of 557 · 8,342 total solved questions available.
⚡Start Quiz Mode to Practice Like the Real Exam!
A.None of the above
B.Reaction
C.External mass transfer
D.Diffusion within the pellet
Explanation: The correct answer is Diffusion within the pellet.
Submitted by: Academy of Pakistan
A.Random packing a packed tower offers the advantage of lower pressure drop and higher throughput of fluids as compared to regular/stacked packing
B.Risers are generally not connected to the plate in a distillation coloumn by bolts, rivets or welding
C.Draining of residual liquid on tray during shut down of distillation column is facilitated by weep holes
D.It is preferred to use a vertical condenser for condensation of vapor from a distillation column without sub-cooling
Explanation: The correct answer is Risers are generally not connected to the plate in a distillation coloumn by bolts, rivets or welding.
Submitted by: Academy of Pakistan
A.High labour and handling cost
B.High shutdown time requirement for emptying, cleaning and refilling
C.All A., B. and C.
D.Poor product quality control
Explanation: The correct answer is All A., B. and C..
Submitted by: Academy of Pakistan
A.Suspend pigments & dissolve film forming materials
B.Prevent gelling of the paint
C.Accelerate the oxidation of oil
D.Form a protective film
Explanation: The correct answer is Suspend pigments & dissolve film forming materials.
Submitted by: Academy of Pakistan
A.Both A. and B.
B.Incompressible
C.Having no motion of one fluid layer relative to the other
D.Non-viscous
Explanation: The correct answer is Having no motion of one fluid layer relative to the other.
Submitted by: Academy of Pakistan
A.None of these
B.Are useful during early stage of the plant growth
C.Stimulate early growth and accelerate seeding
D.Help in development of starches of potatoes and grain
Explanation: The correct answer is Help in development of starches of potatoes and grain.
Submitted by: Academy of Pakistan
A.85
B.98
C.65
D.50
Explanation: The correct answer is 85.
Submitted by: Academy of Pakistan
A.Reversible and adiabatic
B.Reversible and isothermal
C.Adiabatic and irreversible
D.Isothermal and irreversible
Explanation: The correct answer is Reversible and adiabatic.
Submitted by: Academy of Pakistan
A.Classifier
B.Dorr-thickener
C.Sedimentation tank
D.Hydrocyclone
Explanation: The correct answer is Hydrocyclone.
Submitted by: Academy of Pakistan
A.100
B.150
C.200
D.50
Explanation: The correct answer is 100.
Submitted by: Academy of Pakistan
A.Highly enriched uranium (85% U-235) fuelled
B.Natural uranium fuelled heavy water cooled & moderated
C.Fast breeder
D.Homogeneous
Explanation: The correct answer is Natural uranium fuelled heavy water cooled & moderated.
Submitted by: Academy of Pakistan
A.Emitter
B.Both A. & B.
C.Absorber
D.Neither A. nor B.
Explanation: The correct answer is Both A. & B..
Submitted by: Academy of Pakistan
A.NaOH
B.H2SO4
C.HCl
D.NH3
Explanation: The correct answer is NaOH.
Submitted by: Academy of Pakistan
A.Zinc
B.Mercury
C.Calcium
D.Sodium
Explanation: The correct answer is Sodium.
Submitted by: Academy of Pakistan