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MCQs

Total Questions : 143 | Page 4 of 15 pages
Question 31. Express the point A.Express The Point A.
  1.    Vapour pressure of the high volatile component
  2.    Vapour pressure of the low volatile component
  3.    Pure component B
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> Vapour pressure of the low volatile component
Answer: (b).Vapour pressure of the low volatile component
Question 32. Find the feed composition of more volatile component by analyzing the table below.
Hint: can neglect pre-heater.Find The Feed Composition Of More Volatile Component By Anal...
  1.    0.45
  2.    0.575
  3.    0.6
  4.    0.65
 Discuss Question
Answer: Option B. -> 0.575
Answer: (b).0.575
Question 33. Find the X and Y from the flash column given below.Find The X And Y From The Flash Column Given Below.
  1.    X-more volatile, Y-less volatile
  2.    X-less volatile, Y- more volatile
  3.    X-non volatile, Y-less volatile
  4.    X-non volatile, Y-more volatile
 Discuss Question
Answer: Option A. -> X-more volatile, Y-less volatile
Answer: (a).X-more volatile, Y-less volatile
Question 34. Find the feed rate by analysing the graph.Find The Feed Rate By Analysing The Graph.
  1.    153 mol/hr
  2.    163 mol/hr
  3.    173 mol/hr
  4.    183 mol/hr
 Discuss Question
Answer: Option B. -> 163 mol/hr
Answer: (b).163 mol/hr
Question 35. Find the composited distillate composition.Find The Composited Distillate Composition.
  1.    0.52
  2.    0.62
  3.    0.72
  4.    0.82
 Discuss Question
Answer: Option B. -> 0.62
Answer: (b).0.62
Question 36. Find the value of relative volatility for a constant pressure process if Find The Value Of Relative Volatility For A Constant Pressur...
  1.    1
  2.    2
  3.    2.43
  4.    Data inadequate
 Discuss Question
Answer: Option C. -> 2.43
Answer: (c).2.43
Question 37. Find the distillate rate, if a differential condenser is used and the equilibrium relation is given as x*= 0.2y. Also the rate of feed is 100 mol/hr.Find The Distillate Rate, If A Differential Condenser Is Use...
  1.    12 mol/hr
  2.    22 mol/hr
  3.    33 mol/hr
  4.    44 mol/hr
 Discuss Question
Answer: Option B. -> 22 mol/hr
Answer: (b).22 mol/hr
Question 38. Find the point P in this enriching section.
Where,
Xd- concentration of distillate and R- reflux ratioFind The Point P In This Enriching Section.Where, Xd- Concen...
  1.    Xd/R-1
  2.    Xd/R+1
  3.    R/Xd-1
  4.    R/Xd+1
 Discuss Question
Answer: Option B. -> Xd/R+1
Answer: (b).Xd/R+1
Question 39. The notation X from the figure below is known as Reflux.The Notation X From The Figure Below Is Known As Reflux.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 40. Express the reflux ratio.Express The Reflux Ratio.
  1.    D/F
  2.    R/D
  3.    R/W
  4.    R/F
 Discuss Question
Answer: Option B. -> R/D
Answer: (b).R/D

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