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Chemical Engineering - Environmental Engineering

Exercise : Environmental Engineering - Section 5
11.
Which of the following pollutants is absent in the emissions from a fertiliser plant ?
SO2 & SO3
NO2
NH3
CO
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Salt content in sea water is about __________ percent.
0.5
1
3.5
10
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Noise level inside a jet air liner in normal flight is about __________ decibels.
80
100
125
145
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
What is the major constituents of waste/polluted water discharged from textile, pulp & paper, tanning, distillary, dairy and meat packing industries ?
Radioactive substances
Natural organic products
Inorganic pollutants
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Water filtration rate in a rapid sand filter ranges from __________ kilolitres/m2/hr.
0.1 to 1
3 to 6
10 to 15
15 to 20
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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