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MCQs

Total Questions : 76 | Page 7 of 8 pages
Question 61. The trickling filter consists of electric systems.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 62. Which of these is not an advantage of a trickling filter?
  1.    Temperature
  2.    Construction cost
  3.    Oxygen delivery
  4.    Electric systems
 Discuss Question
Answer: Option A. -> Temperature
Answer: (a).Temperature
Question 63. What is the value for Ɵ for mechanical and diffused aeration for the following equation?What Is The Value For Ɵ For Mechanical And Diffused Aeratio...
  1.    1.015
  2.    1.1
  3.    1.024
  4.    1.04
 Discuss Question
Answer: Option C. -> 1.024
Answer: (c).1.024
Question 64. The secondary clarifiers are ________
  1.    Circular
  2.    Rectangular
  3.    Square
  4.    Triangular
 Discuss Question
Answer: Option A. -> Circular
Answer: (a).Circular
Question 65. What is the value for α for diffused aeration for the following equation.What Is The Value For α For Diffused Aeration For The Follo...
  1.    0.4-0.8
  2.    0.2-0.3
  3.    0.8-1
  4.    >1
 Discuss Question
Answer: Option A. -> 0.4-0.8
Answer: (a).0.4-0.8
Question 66. What is the value for α for mechanical aeration aeration for the following equation.What Is The Value For α For Mechanical Aeration Aeration Fo...
  1.    0.6-1.2
  2.    0.2-0.3
  3.    0.3-0.5
  4.    >1.2
 Discuss Question
Answer: Option A. -> 0.6-1.2
Answer: (a).0.6-1.2
Question 67. For the removal of nitrogen completely through Activated Sludge Process (ASP) what would be the Solid retention time considered?
  1.    3-18 days
  2.    1-2 days
  3.    12 hours
  4.    18 hours
 Discuss Question
Answer: Option B. -> 1-2 days
Answer: (b).1-2 days
Question 68. While designing an aeration tank for the ASP what is the volumetric organic loading rate considered?
  1.    0.3-3
  2.    0.03-0.2
  3.    3-5
  4.    5-7
 Discuss Question
Answer: Option A. -> 0.3-3
Answer: (a).0.3-3
Question 69. What is the typical value of the F/M ratio considered for an ASP process?
  1.    0.04 g/g.d
  2.    0.1 g/g.d
  3.    0.4 g/g.d
  4.    0.01 g/g.d
 Discuss Question
Answer: Option A. -> 0.04 g/g.d
Answer: (a).0.04 g/g.d
Question 70. What is the typical value of the F/M ratio considered for an extended ASP process?
  1.    0.04 g/g.d
  2.    0.1 g/g.d
  3.    0.4 g/g.d
  4.    0.01 g/g.d
 Discuss Question
Answer: Option B. -> 0.1 g/g.d
Answer: (b).0.1 g/g.d

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