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Civil Engineering - Water Supply Engineering

Exercise : Water Supply Engineering - Section 2
31.
Hard water contains
calcium
magnesium bicarbonates
magnesium sulphate
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
The main disadvantage of hard water, is
greater soap consumption
scaling of boilers
corrosion and incrustation of pipes
making food tasteless
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
An area is declared drought affected if its mean rainfall is less than
50%
60%
75%
80%
85%.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
The best quality of filter material is obtained from quartzite if it does not loose weight when placed in hydro-chloric acid for 24 hours, more than
5%
8%
10%
12%
15%.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
If discharge of a pump is 0.16 cumecs, the economic diameter of pipe, is
0.488 m
4.88 cm
0.488 cm
4.88 m
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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