CE6605 Question Bank Environmental Engineering 2
CE6605 Question Bank Environmental Engineering 2 Regulation 2013 Anna University free download. Environmental Engineering 2 Question Bank free pdf download.
Sample CE6605 Question Bank:
1 List out the sewer appurtenances? (M/J-13) (N/D-15)
Manholes
Catch basis
Clean outs
Inlets
Lamp holes
Ventilators
Oil & gases trap
Flushing tank
Inverted siphon
2 Define BOD & COD? (M/J-13)
BOD (Bio chemical Oxygen Demand): The amount of oxygen required for survival of micro organism to oxides the organic substances at standard temperature & standard time. COD (Chemical Oxygen Demand):: The amount of oxygen required to oxides the chemical present in the waste water.
3 Define self cleaning velocity? (M/J-13) (N/D-15) (N/D-14)
The minimum velocity require to keep the solid particles in suspended forms in
sewer is called self cleaning velocity (or) minimum velocity.
4 What are the requirements of the good sewer joints? (M/J-13)
Resistance to corrosion
Resistance to abrasion
Strength & durability
Economical
Light weight
Hydraulic efficiency.
5 Define Sullage? (M/J-14)
The fresh waste water coming out from bathroom, kitchen except water closets (latrine).
6 What are the two factors affecting sanitary sewage? (M/J-14)
Types of area to be served
Rate of water supply
Population growth
Infiltration of ground water
Unaccounted water supply.
7 What are the sewerage systems available? (N/D-15) (N/D-14)
Combined system:
When the drainage is taken along with the sewage then it is called as combined system.
Separate system:
When the drainage and sewage are taken independently of each through two different sets of sewage is called as separate system.
| Subject Name | Environmental Engineering 2 |
| Subject Code | CE6605 |
| Regulation | 2013 |
| File |
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