Civil Engineering - Water Supply Engineering

31. 

The fire demand for ascertaining the empirical formula known as

A. Kuichling's formula
B. Buston's formula
C. Freeman formula
D. Under Writers formula
E. None of these.

Answer: Option C

Explanation:

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32. 

To detect the turbidity of the order of 0 to 1000 P.P.M. the instrument used is

A. turbidimeter
B. Jackson turbidimeter
C. Baylis turbidimeter
D. Hallige turbidimeter.

Answer: Option C

Explanation:

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33. 

Standard process of chlorination of water, is done by

A. plain chlorination
B. pre-chlorination
C. post-chlorination
D. double chlorination.

Answer: Option C

Explanation:

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34. 

If the chosen diameter of a pipe, is less than the economical diameter

A. cost of pipe will be less
B. head loss will be high
C. cost of pumping will be more than saving
D. all the above.

Answer: Option D

Explanation:

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35. 

Water gets evaporated from water surfaces and land surfaces, get converted into water drops at lower temperatures, flows over ground surface and finally meets its source, i.e. lake, sea, etc. This entire process is generally known as

A. hydrological cycle
B. water cycle
C. evaporation and precipitation cycle
D. all the above.

Answer: Option D

Explanation:

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