Environmental Engineering

The type of sewer which is suitable for both combined and separate system is_____________?

Byadmin January 17, 2019August 13, 2021

The type of sewer which is suitable for both combined and separate system is_____________?

A. circular sewer
B. egg shaped sewer
C. horse-shoe type sewer
D. semi-elliptical sewer

Environmental Engineering

The process in which the chlorination is done beyond the break point is known as_________________?

The process in which the chlorination is done beyond the break point is known as_________________?

A. prechlorination
B. post chlorination
C. super chlorination
D. break point chlorination

Read More The process in which the chlorination is done beyond the break point is known as_________________?
CHEMICAL ENGINEERING | Environmental Engineering

Industrial workers working in leather tanning & manufacturing units are prone to suffer from

Question: Industrial workers working in leather tanning & manufacturing units are prone to suffer from
[A].

respirtory ailments (e.g. bronchitis).
[B].
skin diseases (e.g. dermatities).
[C].
silicosis.
[D].
blurred vision.

Answer: Option B

Explanation:

No answer description available for this question.

Read More Industrial workers working in leather tanning & manufacturing units are prone to suffer from
Environmental Engineering

Composting and lagooning are the methods of_______________?

Composting and lagooning are the methods of_______________?

A. sludge digestion
B. sludge disposal
C. sedimentation
D. filtration

Read More Composting and lagooning are the methods of_______________?
Environmental Engineering

The depression of water table in a well due to pumping will be maximum_______________?

The depression of water table in a well due to pumg will be maximum_______________?

A. at a distance R from the well
B. close to the well
C. at a distance R/2 from the well
D. none of the above
where R is the radius of influence

Read More The depression of water table in a well due to pumping will be maximum_______________?
CHEMICAL ENGINEERING | Environmental Engineering

Fresh domestic sewage is __________ in color.

Question: Fresh domestic sewage is __________ in color.
[A].

grey
[B].
dark brown
[C].
red
[D].
black

Answer: Option A

Explanation:

No answer description available for this question.

Read More Fresh domestic sewage is __________ in color.
CHEMICAL ENGINEERING | Environmental Engineering

A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of __________ high above earth’s atmosphere, which absorbs it.

Question: A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of __________ high above earth’s atmosphere, which absorbs it.
[A].

hydrogen
[B].
carbon dioxide
[C].
ozone
[D].
none of these

Answer: Option C

Explanation:

No answer description available for this question.

Read More A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of __________ high above earth’s atmosphere, which absorbs it.

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