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MCQs

Total Questions : 66 | Page 3 of 7 pages
Question 21. The moisture inside the substance is known as __________
  1.    Bound moisture
  2.    Unbound moisture
  3.    Equilibrium moisture
  4.    Free moisture
 Discuss Question
Answer: Option A. -> Bound moisture
Answer: (a).Bound moisture
Question 22. Find the weight of the wet solid if dry solid is 2 kg and the moisture is 0.5 kg.
  1.    2 kg
  2.    2.5kg
  3.    3 kg
  4.    3.5 kg
 Discuss Question
Answer: Option B. -> 2.5kg
Answer: (b).2.5kg
Question 23. Wood ash leaching for alkali is known as ________
  1.    Lixivation
  2.    Lixartion
  3.    Lixation
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Lixivation
Answer: (a).Lixivation
Question 24. Find the moisture content in wet basis is the weight of the dry solid is 3 kg and the weight of the moisture is 2 kg.
  1.    0.2
  2.    0.3
  3.    0.35
  4.    0.4
 Discuss Question
Answer: Option D. -> 0.4
Answer: (d).0.4
Question 25. Find the moisture content in dry basis if the weight of dry solid is 5 kg and the moisture is 2 kg.
  1.    0.2
  2.    0.3
  3.    0.4
  4.    0.5
 Discuss Question
Answer: Option C. -> 0.4
Answer: (c).0.4
Question 26. Direct dryers are ___________
  1.    Batch driers
  2.    Continuous driers
  3.    Semi-batch driers
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Batch driers
Answer: (a).Batch driers
Question 27. For estimating the drier size it is necessary to know _________
  1.    Time of drying
  2.    Heat of drying
  3.    Speed of drying
  4.    All of the mentioned
 Discuss Question
Answer: Option A. -> Time of drying
Answer: (a).Time of drying
Question 28. Cabinet/ Tray driers are direct driers.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 29. For a batch drying, the wet surface should be more compare to dry surface.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 30. Constant drying conditions include
  1.    Temperature constant
  2.    Humidity constant
  3.    Velocity constant
  4.    All of the mentioned
 Discuss Question
Answer: Option D. -> All of the mentioned
Answer: (d).All of the mentioned

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