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MCQs

Total Questions : 53 | Page 2 of 6 pages
Question 11. Conveyor belt in belt dryer has perforated sheet for passage of
  1.    air
  2.    cold air
  3.    gases
  4.    hot forced air
 Discuss Question
Answer: Option D. -> hot forced air
Answer: (d).hot forced air
Question 12. Energy consumption of dryer is calculated to be
  1.    212 kJ per kg
  2.    250 kJ per kg
  3.    252 kJ per kg
  4.    260 kJ per kg
 Discuss Question
Answer: Option B. -> 250 kJ per kg
Answer: (b).250 kJ per kg
Question 13. Moisture meter determines moisture with help of
  1.    8 electrodes
  2.    7 electrodes
  3.    6 electrodes
  4.    4 electrodes
 Discuss Question
Answer: Option D. -> 4 electrodes
Answer: (d).4 electrodes
Question 14. As compared to material on uniform area, material on edges is
  1.    wetter
  2.    dry
  3.    brittle
  4.    impure
 Discuss Question
Answer: Option A. -> wetter
Answer: (a).wetter
Question 15. In final opening stage there is an opener beater which is equipped with
  1.    2 or 6 rollers
  2.    3 or 6 roller
  3.    4 or 6 rollers
  4.    5 or 6 rollers
 Discuss Question
Answer: Option B. -> 3 or 6 roller
Answer: (b).3 or 6 roller
Question 16. Recirculated air is filtered by a suction fan, heating is done via heating sets and then it is uniformly distributed. This process ensures
  1.    preferential paths
  2.    non preferential paths
  3.    continuous process
  4.    random drying
 Discuss Question
Answer: Option B. -> non preferential paths
Answer: (b).non preferential paths
Question 17. For best working conditions of press, material should be
  1.    uneven
  2.    even
  3.    rough
  4.    hard
 Discuss Question
Answer: Option B. -> even
Answer: (b).even
Question 18. Dried wool moisture content is controlled by
  1.    metal rods
  2.    metal probes
  3.    conveyor belt
  4.    hot steam
 Discuss Question
Answer: Option B. -> metal probes
Answer: (b).metal probes
Question 19. Air in dryer tend to pass from empty or thinner areas thus
  1.    increasing efficiency and decreasing drying uniformity
  2.    increasing efficiency and drying uniformity
  3.    decreasing efficiency and drying uniformity
  4.    decreasing efficiency and increasing drying uniformity
 Discuss Question
Answer: Option C. -> decreasing efficiency and drying uniformity
Answer: (c).decreasing efficiency and drying uniformity
Question 20. Dimension of belt dryer and required production capacity must be
  1.    directly proportional
  2.    inversely proportional
  3.    equal
  4.    variable
 Discuss Question
Answer: Option A. -> directly proportional
Answer: (a).directly proportional

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