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SSC JE Civil Engineering Preliminary Exam in January 2018 | Practice test Day – 27




Welcome to your SSC JE Civil Engineering Objective Exam in 2018 Practice test Day - 27
Take an exciting test in SSC JE Civil Preliminary Exam in January 2018. 
You have only 20 mins to complete the test (20 Questions)
Wish you all the best!!!
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1.
Most commonly used pump for lifting water in water supply mains, is
2.
In pressure supply mains, water hammer pressure is reduced by providing
3.
Economic height of a dam is the height corresponding to which
4.
By boiling water, hardness can be removed if it is due to
5.
The population growth curve is
6.
Water supply system includes
7.
B.O.D. of treated water should be
8.
For determining the velocity of flow of underground water, the most commonly used non-empirical formula is
9.
The least thickness of class B cast iron (spun) pipe, is
10.
In distribution pipes, drain valves are provided at
11.
Turbidity of raw water is a measure of
12.
Aeration of water is done to remove
13.
The specific retention is least in case of
14.
The transitional middle portion of a logistic curve follows
15.
The maximum depth of sedimentation tanks is limited to
16.
The yield of a rapid gravity filter as compared to that of slow sand filter, is
17.
Time of concentration
18.
Disinfection of drinking water, is done to remove
19.
Distribution mains of any water supply, is normally designed for its average daily requirement
20.
The maximum permissible nitrites in public water supplies, is







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