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Waste Water Engineering MCQ Questions & Answers | Civil Engineering

Learn Waste Water Engineering MCQ questions & answers are available for a Civil Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Waste Water Engineering MCQ question is the important chapter for a Civil Engineering and GATE students. Page-2 section-1

Each section contains 100 MCQs on Waste Water Engineering .
11
R.M.O. expenses include
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Answer & Solution
Answer: Option D
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12
15 cumecs, the depth d and width are related by For drains up to
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Answer: Option B
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13
The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is
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Answer: Option D
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14
The discharge per unit plan area of a sedimentation tank, is generally called
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Answer: Option D
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15
The recommended detention period for grit chambers is
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Answer: Option A
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16
Clogging of sewers, is caused due to
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Answer: Option D
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17
A rainfall may be classified as acidic if its pH value is less or equal to
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Answer: Option C
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18
In very first stage of decomposition of the organic matter in sewage
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Answer: Option D
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19
The layers of vegetable wastes and night soil alternatively piled above the ground to form a mound, is called
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Answer: Option C
Solution:
he layers of vegetable wastes and night soil alternatively piled above the ground to form a mound is called windrow. It means the small grain crops. It is dried before combining and rolling. It is used in harvesting at a large scale.

The Vermi-composting system is used mainly for composing the windrow in harvesting. It is shown as beneficial in various harvesting.
20
Flocculated particles do not change their
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Answer: Option D
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