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Civil Engineering - Water Supply Engineering

Exercise : Water Supply Engineering - Section 8
1.
Capacity of soil to absorb moisture, is generally known as
permeability
porosity
infiltration capacity
perviousness.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
At break point of chlorination,
chlorine is used to oxidise
residual chloride is zero
residual chloride is maximum
residual chlorine reappears.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
The difference in the reservoir level and the lowest point of the water mains is 180 m. The expected pressure due to water hammer is 7.5 kg/cm2 in a pressure conduit of diameter 1 m. Assuming the efficiency of the riveted joints of the pipe as 0.6 and minimum cover 3 mm for corrosion, the thickness of the pipe materials, is
10 mm
15 mm
20 mm
25 mm
30 mm.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
The factor for the selection of pumping station site, is
distance of the source of contamination or pollution
height above the H.F.L. of the river
future expansion
proximity of the site from the railway station
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Low turbidity of water is detected by
Turbidity tube
Jackson turbidity meter
Baylis turbidimeter
Hellipe turbidimeter
None of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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