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MCQs

Total Questions : 36 | Page 4 of 4 pages
Question 31. Find the concentration representation in the equilibrium distribution curve given below.Find The Concentration Representation In The Equilibrium Dis...
  1.    Mole ratio
  2.    Mass ratio
  3.    Mole fraction
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> Mole fraction
Answer: (c).Mole fraction
Question 32. Find the driving force at the point (P) in the equilibrium distribution curve given below.Find The Driving Force At The Point (P) In The Equilibrium D...
  1.    Zero
  2.    Infinity
  3.    One
  4.    Greater than one
 Discuss Question
Answer: Option A. -> Zero
Answer: (a).Zero
Question 33. Find the number of stage(s), Where,
Y- Mole Ratio of gas phase
X- Mole Ratio of liquid phaseFind The Number Of Stage(s), Where,Y- Mole Ratio Of Gas Phas...
  1.    1
  2.    2
  3.    1 to 2
  4.    No stage
 Discuss Question
Answer: Option A. -> 1
Answer: (a).1
Question 34. Find the value of y in an ideal single stage absorber is used to remove ammonia from gas with water as solvent. Its representation is given below.
Here,
y0=0.2, the molar gas flow rates of liquid and gas mixture in (moles/sec) are 4 and 2. The equilibrium relation between y and x is given by y = 0.2x. The solvent water is pure.Find The Value Of Y In An Ideal Single Stage Absorber Is Use...
  1.    1/10
  2.    1/20
  3.    2/110
  4.    2/220
 Discuss Question
Answer: Option B. -> 1/20
Answer: (b).1/20
Question 35. Find the slope of the operating line from the figure below.
Where,
Ls,Gs- non diffusing solvent
X,Y- Concentrations in mole ratio
x,y- concentration in mole fractionFind The Slope Of The Operating Line From The Figure Below.W...
  1.    Ls/Gs
  2.    –Ls/Gs
  3.    Gs/Ls
  4.    –Gs/Ls
 Discuss Question
Answer: Option A. -> Ls/Gs
Answer: (a).Ls/Gs
Question 36. Find the Murphree stage efficiency for the following co-current operation with equilibrium leaving gas phase concentration Y*= 0.8.
Where,
G and L are gas and liquid flow rates
Y and X are concentration in mole ratio (Y1=0.2, Y2=0.4, X1= 0.6, X2=0.8)Find The Murphree Stage Efficiency For The Following Co-curr...
  1.    25%
  2.    50%
  3.    75%
  4.    100%
 Discuss Question
Answer: Option A. -> 25%
Answer: (a).25%

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