STUPIDSID
Solve any four of the following
1(a)
Enlist & explain factors affecting design periods.
5 M
1(b)
What are the characteristics of hazardous wastes?
5 M
1(c)
Explain Break point of chlorination.
5 M
1(d)
State the factors affecting location of Intake Structure.
5 M
1(e)
Explain Dead End & Radial system for water distribution with neat sketches.
5 M
2(a)
Design a rectangular sedimentation tank to treat 2 MLD of water. Assume detention time of 3Hrs. & flow through velocity of 7.5 cm/min. If the depth of tank is 3m, find the overflow rate & dimensions of the tank.
10 M
2(b)
Differentiate between Rapid sand gravity filter & Slow sand filters.
6 M
2(c)
Describe with neat sketch the working of pressure filter.
4 M
3(a)
What is leachate? How leachate is controlled in the landfill site? Explain with neat sketch.
10 M
3(b)
Explain different methods of disinfection & its suitability
10 M
4(a)
Design a Rapid sand filter for a population of 1,00,000 which is to be Served by a 200 lit/head/day water supply.
10 M
4(b)
Explain the physical, chemical & biological characteristics of water. Write the standards for portablr water.
10 M
5(a)
Define water softening. Explain zeolite process with neat sketch.
10 M
5(b)
Enlist various methods of population forecasting. Explain any one in detail.
5 M
5(c)
Shortly explain the mechanism of flocculation & coagulation.
5 M
Write short note on following
6(a)
Sources of solid waste
5 M
6(b)
Removal of Iron & Maganese
5 M
6(c)
Tube settler
5 M
6(d)
Water borne diseases.
5 M
6(e)
Appurtenances in distribution system.
5 M
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