Waste Water Engineering - Section 1

Directions to Solve

Waste Water Engineering - Section 1

Waste water engineering is a branch of this engineering and in
the following section you will find the important MCQs related to this field.

1.

In sewers the effect of scouring is more on

A.	top side
B.	bottom side
C.	horizontal side
D.	all sides.

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

2.

The gas which may cause explosion in sewers, is

A.	carbondioxide
B.	methane
C.	ammonia
D.	carbon monoxide.

Answer: Option B

Explanation:

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3.

Removal of oil and grease from sewage, is known

A.	screening
B.	skimming
C.	filtration
D.	none of these.

Answer: Option B

Explanation:

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4.

The sewage is pumped up

A.	from low lying areas
B.	from flat areas
C.	from basements
D.	across a high ridge
E.	all the above.

Answer: Option E

Explanation:

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5.

A rain sanitary sewer is constructed to carry

A.	sanitary sewage
B.	storm sewage
C.	surface water
D.	ground water
E.	all the above.

Answer: Option A

Explanation:

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6.

In SI units the power of sound is represented in

A.	kgs
B.	joules
C.	neutons
D.	watts

Answer: Option D

Explanation:

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7.

For evaporation and measurement of settlable solids, the apparatus used, is

A.	a jar
B.	a breaker
C.	a test tube
D.	an Imhoff cone.

Answer: Option D

Explanation:

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8.

Chlorination of water is done for the removal of

A.	bacterias
B.	suspended solids
C.	sediments
D.	hardness.

Answer: Option A

Explanation:

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