A.None of these
B.CO
C.H2
D.CH4
Explanation: The correct answer is CH4.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 104 of 557.
Chemical Engineering MCQs
Showing page 104 of 557 · 8,342 total solved questions available.
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A.Hydrogen peroxide
B.Chloramine
C.Chlorine
D.Ferrous sulphate
Explanation: The correct answer is Ferrous sulphate.
Submitted by: Academy of Pakistan
A.Reaction speed
B.Conversion
C.Rate constant
D.Equilibrium constant
Explanation: The correct answer is Conversion.
Submitted by: Academy of Pakistan
A.Product
B.Sum
C.Geometric mean
D.Average
Explanation: The correct answer is Sum.
Submitted by: Academy of Pakistan
A.A catalyst lowers the activation energy of the reacting molecules
B.A catalyst initiates a chemical reaction
C.A catalyst cannot be recovered chemically unchanged at the end of the chemical reaction
D.In catalytic reactions, the catalyst reacts with the reactants
Explanation: The correct answer is In catalytic reactions, the catalyst reacts with the reactants.
Submitted by: Academy of Pakistan
A.Dielectric dryer
B.Rotary dryer
C.Spray dryer
D.Drum dryer
Explanation: The correct answer is Spray dryer.
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A.Avoid thermal decomposition of a component
B.Reduce the number of plates
C.Increase the total pressure of distillation
D.Increase the efficiency of separation
Explanation: The correct answer is Avoid thermal decomposition of a component.
Submitted by: Academy of Pakistan
A.Increases the yield of urea
B.Reduces the evaporator load by diluting the urea solution
C.Does not affect the yield of urea
D.Adversely affects the yield of urea
Explanation: The correct answer is Adversely affects the yield of urea.
Submitted by: Academy of Pakistan
A.Fluid to that of the light
B.Sound to that of the fluid
C.Fluid to that of the sound
D.Light to that of the fluid
Explanation: The correct answer is Fluid to that of the sound.
Submitted by: Academy of Pakistan
A.Same as Carnot cycle
B.Dependent on the refrigerant’s properties
C.The least efficient of all refrigeration processes
D.Same as reverse Carnot cycle
Explanation: The correct answer is Same as reverse Carnot cycle.
Submitted by: Academy of Pakistan
A.Third law
B.First law
C.Zeroth law
D.Second law
Explanation: The correct answer is Zeroth law.
Submitted by: Academy of Pakistan
A.Invar
B.None of these
C.Nichrome
D.Kanthal
Explanation: The correct answer is Invar.
Submitted by: Academy of Pakistan
A.Temperature always increases
B.Operating line always lies below the equilibrium curve
C.Temperature remains unaffected
D.Operating line always lies above the equilibrium curve
Explanation: The correct answer is Operating line always lies below the equilibrium curve.
Submitted by: Academy of Pakistan
A.Least at the outlet of the last effect
B.Least at the inlet of the first effect
C.Highest at the inlet of the last effect
D.Highest at the outlet of the last effect
Explanation: The correct answer is Least at the outlet of the last effect.
Submitted by: Academy of Pakistan
A.Dehydration
B.Fermentation
C.Oxidation
D.Hydrolysis
Explanation: The correct answer is Fermentation.
Submitted by: Academy of Pakistan