Civil Engineering - Waste Water Engineering
Exercise :: Waste Water Engineering - Section 7
| 1. |
In areas where light rains are uniformly distributed throughout the year, the type of sewerage system to be adopted is |
| A. |
separate system | | B. |
combined system | | C. |
partially combined system | | D. |
none of these. |
Answer: Option B
Explanation:
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| 2. |
For detecting the nitrates in sewage, the colour may be developed by adding |
| A. |
Pottassium permanganate | | B. |
Sulphuric acid and napthamine | | C. |
Phenol-di-sulphuric acid and pottassium hydroxide | | D. |
None of these. |
Answer: Option C
Explanation:
|
| 3. |
The value of Chezy's constant
is used in |
| A. |
Chezy's formula | | B. |
Bazin's formula | | C. |
Kutter's formula | | D. |
Manning's formula. |
Answer: Option B
Explanation:
|
| 4. |
The formula which accepts the value of rugosity coefficient n = 0.012 to be used in Manning's formula, is given by |
| A. |
Bazin | | B. |
Crimp and Bruge | | C. |
William-Hazen | | D. |
Kutter. |
Answer: Option B
Explanation:
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| 5. |
For laying a sewer line in a trench of 2 m width, an offset line is marked on the ground parallel to the given centre line at a distance of |
Answer: Option D
Explanation:
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