A.Pr × St
B.Sc × Pr
C.Sh × Pr
D.St × Sh
Explanation: The correct answer is Sc × Pr.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 286 of 557.
Chemical Engineering MCQs
Showing page 286 of 557 · 8,342 total solved questions available.
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A.Both B. and C.
B.Inherent impurities
C.Mineral matter
D.Adhering impurities
Explanation: The correct answer is Both B. and C..
Submitted by: Academy of Pakistan
A.Stearic acid
B.Formic acid
C.Calcium & aluminium stearate
D.Xanthates
Explanation: The correct answer is Calcium & aluminium stearate.
Submitted by: Academy of Pakistan
A.Roots of the characteristic equation should be real
B.Bode plots of the corresponding open loop transfer function should monotonically decrease
C.Poles of the closed loop transfer function should lie in the left half of the complex plane
D.Poles of the closed loop transfer function should lie in the right half of the complex plane
Explanation: The correct answer is Poles of the closed loop transfer function should lie in the left half of the complex plane.
Submitted by: Academy of Pakistan
A.Are exemplified by clay and mica
B.Are poor electrical conductors due to lack of free electrons
C.All A., B. and C.
D.Never exhibit polymorphism
Explanation: The correct answer is All A., B. and C..
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A.Increases
B.Decreases exponentially
C.Decreases
D.Remain constant
Explanation: The correct answer is Increases.
Submitted by: Academy of Pakistan
A.Both A. & B.
B.Froude
C.Neither A. nor B.
D.Reynold’s
Explanation: The correct answer is Both A. & B..
Submitted by: Academy of Pakistan
A.50 -100 W/m2.°K
B.50 -100 BTU/hr. ft.2°F
C.1000 – 1500 BTU/hr. ft.2°F
D.50 -100 Kcal/hr.m2.°C
Explanation: The correct answer is 50 -100 BTU/hr. ft.2°F.
Submitted by: Academy of Pakistan
A.Spectrometer
B.Chromatograph
C.Polarograph
D.Polarimeter
Explanation: The correct answer is Polarimeter.
Submitted by: Academy of Pakistan
A.Neither 5 mm nor 10 mm screen
B.5 mm screen and retained on 10 mm screen
C.10 mm screen and retained on 5 mm screen
D.Both 5 mm and 10 mm screens
Explanation: The correct answer is 10 mm screen and retained on 5 mm screen.
Submitted by: Academy of Pakistan
A.Both A. & B.
B.Neither A. nor B.
C.Vortexing
D.Swirling
Explanation: The correct answer is Both A. & B..
Submitted by: Academy of Pakistan
A.Circular
B.Spiral
C.Helical
D.Semi-circular
Explanation: The correct answer is Circular.
Submitted by: Academy of Pakistan
A.Acetone
B.Trichloroethylene
C.Formaldehyde
D.Propyl alcohol
Explanation: The correct answer is Acetone.
Submitted by: Academy of Pakistan
A.Remains unchanged
B.Decreases
C.Increases
D.Either A. or B.; depends on the type of solution
Explanation: The correct answer is Decreases.
Submitted by: Academy of Pakistan
A.Increases
B.Decreases
C.May increase or decrease; depends on the gas
D.Remains unchanged
Explanation: The correct answer is Increases.
Submitted by: Academy of Pakistan