A.Lime
B.Sodium bisulphite
C.Chlorine
D.Sulphuric acid
Explanation: The correct answer is Lime.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 310 of 557.
Chemical Engineering MCQs
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A.None of these
B.An explosive
C.Used in glycerine manufacture
D.Used in dye manufacture
Explanation: The correct answer is An explosive.
Submitted by: Academy of Pakistan
A.Kc = Kp/RT = Km. RT/P
B.Kc = Kp = Km
C.None of these
Explanation: The correct answer is Kc = Kp/RT = Km. RT/P.
Submitted by: Academy of Pakistan
In a shell and tube type heat exchanger, the floating tube bundle heat arrangement is used________?
0A.Because of its low cost
B.In low range of temperature differences
C.In high range of temperature differences
D.To prevent corrosion of the tube bundles
Explanation: The correct answer is In high range of temperature differences.
Submitted by: Academy of Pakistan
A.Polymer gasoline
B.Catalytically cracked gasoline
C.Straight run gasoline
D.Catalytically reformed gasoline
Explanation: The correct answer is Straight run gasoline.
Submitted by: Academy of Pakistan
A.Modern theory
B.Engler theory
C.All A., B. and C.
D.Carbide theory
Explanation: The correct answer is Carbide theory.
Submitted by: Academy of Pakistan
A.Parabolic
B.Straight line
C.Hyperbolic
D.None of these
Explanation: The correct answer is Parabolic.
Submitted by: Academy of Pakistan
A.Reduced crop yield
B.Silicosis
C.Respiratory disease (e.g., asthma)
D.Cancer
Explanation: The correct answer is Cancer.
Submitted by: Academy of Pakistan
A.None of these
B.Intermediate
C.Paraffinic
D.Naphthenic
Explanation: The correct answer is Paraffinic.
Submitted by: Academy of Pakistan
A.Decrease
B.Increase
C.Unpredictable from the data
D.No change
Explanation: The correct answer is No change.
Submitted by: Academy of Pakistan
A.Decolorizes & stabilises cracked gasoline
B.Adsorb arsenic from feedstock to catalytic reforming
C.All A., B. & C.
D.Desulphurise straight run gasoline & kerosene
Explanation: The correct answer is All A., B. & C..
Submitted by: Academy of Pakistan
A.7/4
B.7/2
C.5/2
D.5/4
Explanation: The correct answer is 7/2.
Submitted by: Academy of Pakistan
A.Froude number
B.Pressure co-efficient
C.Kinematic viscosity
D.None of these
Explanation: The correct answer is Kinematic viscosity.
Submitted by: Academy of Pakistan
A.Fading of dyes on textiles
B.Reduced strength of textiles
C.All A., B. and C.
D.Corrosion, tarnishing & soiling of metals
Explanation: The correct answer is All A., B. and C..
Submitted by: Academy of Pakistan
A.Pollution of water stream by mercury
B.Non-availability of high purity mercury
C.High cost of mercury
D.High specific gravity of mercury
Explanation: The correct answer is Pollution of water stream by mercury.
Submitted by: Academy of Pakistan