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Environmental Engineering

Environmental Engineering
Laying of sewers is usually done with the help of

A Theodolite
A plane table
Sight rails and boning rods
A compass

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Environmental Engineering
For satisfactory working of a sludge digestion unit, the pH range of digested sludge should be maintained as

8.5 to 10.0
6.5 to 8.0
4.5 to 6.0
10.5 to 12.0

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Environmental Engineering
Sewerage system is designed for

Maximum flow only
Maximum and minimum flow
Average flow only
Minimum flow only

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Environmental Engineering
The population of a town in three consecutive years are 5000, 7000 and 8400 respectively. The population of the town in the fourth consecutive year according to geometrical increase method is

9800
10100
10920
9500

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Environmental Engineering
The percentage of chlorine in fresh bleaching powder is about

20 to 25
10 to 15
30 to 35
40 to 50

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Environmental Engineering
The pathogens can be killed by

Oxidation
None of these
Chlorination
Nitrification

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MORE MCQ ON Environmental Engineering

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