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CE6605 Question Bank Environmental Engineering 2 Regulation 2013 Anna University

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
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