Solid Catalysed Reactions MCQ

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• The dispersion model is a ____
  ক

  Two parameter model

  খ

  One parameter model

  গ

  No parameter model

  ঘ

  Three parameter model
• The range of reactor peclet number for open tubes is ____
  ক

  106

  খ

  1010

  গ

  102

  ঘ

  103
• The dispersion model accounts for ____
  ক

  Deviation from ideal PFR

  খ

  Modelling ideal CSTR

  গ

  Combining batch and CSTR

  ঘ

  CSTRs connected in parallel
• Which of the following represents Peclet number?
  ক

  \(\frac{Lu}{D} \)

  খ

  \(\frac{u}{D} \)

  গ

  \(\frac{u}{DL} \)

  ঘ

  \(\frac{D}{uL} \)
• The value of the Dispersion coefficient for plug flow is ____
  ক

  1

  খ

  0

  গ

  ∞

  ঘ

  2
• Which of the following represents Dispersion number? (Where D is the fluid dispersion coefficient, L is the length of spread of tracer and u is the fluid velocity)
  ক

  \(\frac{L}{uD} \)

  খ

  \(\frac{L}{D} \)

  গ

  \(\frac{D}{uL} \)

  ঘ

  \(\frac{Lu}{D} \)