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SSC JE CE 2017- Environmental Engineering Ranker Quiz 6
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Question 1
Anti-siphonage pipe is connected to ________.
Question 2
Before discharging the foul sewage into rivers, it is generally treated by ______.
Question 3
Pollutant Standards Index (PSI) value in between 101-199 denotes the air quality as _______.
Question 4
The most economical circular channel gives maximum discharge while:
Question 5
Connecting pipe in mm for septic tank should not be less than:
Question 6
The trap which is provided to disconnect the house drain from the street sewer is called _____.
Question 7
The diameter of a domestic sewer pipe laid at gradient 1 in 150 is recommended _______.
Question 8
If the average daily water consumption of a city is 1000 cum the peak hourly demand will be:
Question 9
Ozonation in water treatment is done for which of the process :
Question 10
The process involved in chlorination after breakpoint chlorination are
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Jul 7ESE & GATE CE