Waste Water Engineering MCQ Questions & Answers

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Each section contains 100 MCQs on Waste Water Engineering .

Discrete or granular particles change their

A) Size B) Shape C) Weight D) None of these

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

The suitable cross-section of sewers to carry combined flow, is

A) Circular B) Egg shaped C) Rectangular D) Horse shoe shaped

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Facultative bacteria survive in

A) The presence of oxygen B) The absence of oxygen C) Both cases A and B D) Neither A nor B

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

A nuisance is experienced in diluting water if dilution factor is less than

A) 100 B) 60 C) 40 D) 20

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

The width of a settling tank with 2 hour detention period for treating sewage 378 cu m per hour, is

A) 5 m B) 5.5 m C) 6.5 m D) 7 m

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

If the side of a square sewer is 1000 mm, the diameter of a hydraulically equivalent circular section, is

A) 1045 mm B) 1065 mm C) 1075 mm D) 1095 mm

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

The drop man holes are generally provided in sewers for

A) Industrial areas B) Large town ships C) Hilly town ships D) Cities in plains

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

The flow velocity in detritus tanks is

A) 0.05 m/sec B) 0.09 m/sec C) 1.25 m/sec D) None of these

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

In normal conditions, the period for sludge digestion, is

A) 10 days B) 20 days C) 30 days D) 60 days

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

The first stage of neutral process of sludge digestion, is

A) Acid fermentation B) Acid regression C) Alkaline fermentation D) None of these

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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Waste Water Engineering MCQ Questions & Answers | Civil Engineering