Drying and Sizing MCQ

Test your knowledge with important Drying and Sizing MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Drying and Sizing MCQs on Bissoy. Bissoy App

• What is the maximum water content of coal in fluosolids driers fluidized by combustion gas?
  ক

  0.1-0.2%

  খ

  Zero

  গ

  1-2%

  ঘ

  None of the mentioned
• What is the temperature of bed in fluosolids driers fluidized by combustion gas for coal?
  ক

  94-105 degrees

  খ

  150-200 degrees

  গ

  60-65 degrees

  ঘ

  None of the mentioned
• What is the temperature of bed in fluosolids driers fluidized by combustion gas for blast furnace slag?
  ক

  94-105 degrees

  খ

  150-200 degrees

  গ

  60-65 degrees

  ঘ

  None of the mentioned
• What is the temperature of bed in fluosolids driers fluidized by combustion gas for limestone?
  ক

  94-107 degrees

  খ

  150-200 degrees

  গ

  60-65 degrees

  ঘ

  None of the mentioned
• What is the maximum water content of the outlet blast furnace slag in fluosolids driers fluidized by combustion gas?
  ক

  0.1-0.4%

  খ

  0.4-0.8%

  গ

  0.8-1.2%

  ঘ

  1.2-1.6%
• What is the maximum water content of the outlet limestone in fluosolids driers fluidized by combustion gas?
  ক

  Zero

  খ

  0.1%

  গ

  1%

  ঘ

  1.5%
• In two-stage dryer equipment, what is the temperature of the inlet gases on each stage from bottom?
  ক

  32 and 200 degrees

  খ

  200 and 32 degrees

  গ

  16 and 100 degrees

  ঘ

  100 and 16 degrees
• What kind of driers are used for drying limestone, dolomite,coal, plastics?
  ক

  Fluosolids dryers

  খ

  Multi-stage dryers

  গ

  Two-staged fluidized dryers

  ঘ

  None of the mentioned
• What if the temperature is further increased more than 74 degrees mentioned in below fig?
  ক

  Better drying will take place

  খ

  Might damage the solids, or will reach boiling point of solids

  গ

  Will take time for drying

  ঘ

  None of the mentioned
• Multistage fluidized drier (below fig), was developed based on what purpose?
  ক

  To prevent bypassing of solids

  খ

  To allow bypassing of solids

  গ

  Widen the residence time distribution

  ঘ

  None of the mentioned