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Chemical Engineering - Environmental Engineering

Exercise : Environmental Engineering - Section 6
1.
Smog is
nothing but black smoke.
a combination of smoke and fog.
a liquid particle resulting from vapor condensation.
a solid particle e.g. flyash.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
__________ is the process of killing organism in water.
Coagulation
Sterilisation
Disinfection
Sedimentation
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Reingleman chart No. 2 corresponds to __________ percent black smoke.
10
20
40
80
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Which of the following is a manmade source of air pollution ?
Automobile exhaust.
Forest fire.
Bacterial action in soil and swamp areas
All (a), (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Which is the most efficient dust removal equipment for removal of sub-micronic dust particles from blast furnace gas ?
Packed scrubber
Gravity settling chamber
Electrostatic precipitator
Hydrocyclone
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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