Ion Exchange Design MCQ

Test your knowledge with important Ion Exchange Design MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Ion Exchange Design MCQs at Bissoy

• The treatment system includes a WAC, SAC, followed by a WBA and SBA. There is a degasser in this system. Calculate the amount of SBA resin required for the following data. M Alkalinity: 100 ppm as CaCO3 P Alkalinity: 100 ppm as CaCO3 Silica: 30 ppm as CaCO3 CO2: 45 ppm as CaCO3 EMA: 100 ppm as CaCO3 Capacity: 37 Kg/m3 Correction factor: 0.9 Flow rate: 35 m3/hr Operation hours: 10 hrs
  ক

  0.5 m3

  খ

  0.9 m3

  গ

  1.9 m3

  ঘ

  1.5 m3
• The treatment system includes a WAC, SAC, followed by a WBA and SBA. There is no degasser in this system. Calculate the amount of resin required for the following information. M Alkalinity: 100 ppm as CaCO3 P Alkalinity: 100 ppm as CaCO3 Silica: 45 ppm as CaCO3 CO2: 45 ppm as CaCO3 Capacity: 37 Kg/m3 Correction factor: 0.9 Flow rate: 35 m3/hr Operation hours: 10 hrs
  ক

  1.5 m3

  খ

  1.1 m3

  গ

  7.9 m3

  ঘ

  7.5 m3
• The treatment system consists of a WAC, SAC which is followed by a WBA and SBA. Calculate the amount of WBA resin required for the following data. M Alkalinity: 100 ppm as CaCO3 P Alkalinity: 100 ppm as CaCO3 EMA: 25 ppm as CaCO3 Capacity: 37 Kg/m3 Correction factor: 0.9 Flow rate: 135 m3/hr Operation hours: 20 hrs
  ক

  2.5 m3

  খ

  2.8 m3

  গ

  1.2 m3

  ঘ

  7.5 m3
• Calculate the SAC resin required for the following data. It should be noted that prior to the SAC, a WAC system is present. M Alkalinity: 100 ppm as CaCO3 P Alkalinity: 100 ppm as CaCO3 EMA: 50 ppm as CaCO3 Capacity: 57 Kg/m3 Correction factor: 0.9 Flow rate: 135 m3/hr Operation hours: 20 hrs
  ক

  4.5 m3

  খ

  6.9 m3

  গ

  5.7 m3

  ঘ

  7.5 m3
• Calculate the amount of resin required for the following information. Cation Load: 100 ppm as CaCO3 Capacity: 57 Kg/m3 Correction factor: 0.9 Flow rate: 135 m3/hr Operation hours: 20 hrs
  ক

  4.5 m3

  খ

  5.3 m3

  গ

  7.9 m3

  ঘ

  7.5 m3
• Calculate the amount of resin required for the following information. Cation Load: 80 ppm as CaCO3 Capacity: 47 Kg/m3 Correction factor: 0.9 Flow rate: 135 m3/hr Operation hours: 20 hrs
  ক

  4.5 m3

  খ

  4.8 m3

  গ

  0.6 m3

  ঘ

  2.5 m3
• Calculate the amount of resin required for the following information. Cation Load: 30 ppm as CaCO3 Capacity: 47 Kg/m3 Correction factor: 0.9 Flow rate: 135 m3/hr Operation hours: 20 hrs
  ক

  1.5 m3

  খ

  1.8 m3

  গ

  0.6 m3

  ঘ

  2.5 m3
• Calculate the amount of resin required for the following information. Cation Load: 10 ppm as CaCO3 Capacity: 47 Kg/m3 Correction factor: 0.9 Flow rate: 135 m3/hr Operation hours: 20 hrs
  ক

  0.5 m3

  খ

  1.5 m3

  গ

  0.6 m3

  ঘ

  2.5 m3
• _________resins can neutralize strong bases.
  ক

  SAC

  খ

  WAC

  গ

  SBA

  ঘ

  WBA
• Which is the year zeolite was used as ion exchange water softeners?
  ক

  1900

  খ

  1905

  গ

  1925

  ঘ

  1945
• What is the maximum operating flow for mixed bed units?
  ক

  12 BV/h

  খ

  13 BV/h

  গ

  14 BV/h

  ঘ

  15 BV/h
• What is the minimum flow rate for water treatment?
  ক

  5 m3/h per m3 of resin

  খ

  10 m3/h per m3 of resin

  গ

  15 m3/h per m3 of resin

  ঘ

  20 m3/h per m3 of resin
• The production run should be _______ the regeneration process.
  ক

  Shorter than

  খ

  Longer than

  গ

  Equal to

  ঘ

  Nearer to
• What is the maximum silica content in treated water from a regeneration system?
  ক

  10 µg/L

  খ

  15 µg/L

  গ

  20 µg/L

  ঘ

  25 µg/L
• What is the minimum flow rate for SAC resins?
  ক

  25 m/h

  খ

  30 m/h

  গ

  40 m/h

  ঘ

  50 m/h
• What is the acceptable pressure drop at maximum flow rate?
  ক

  0.5 bar

  খ

  1.5 bar

  গ

  2 .5 bar

  ঘ

  3.5 bar
• Macroporous resins are required for demineralisation.
  ক

  True

  খ

  False
• The area ________ the breakthrough curve is equal to the maximum amount of ions removed by the column.
  ক

  Above

  খ

  Below

  গ

  At

  ঘ

  Above and below
• The breakthrough curves for ion exchange column and adsorption column are dissimilar.
  ক

  True

  খ

  False