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Civil Engg. JE Exams: Technical Quiz 45

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Question 1

Zero hardness of water is achieved by :

Question 2

The process involved in chlorination after breakpoint chlorination are

Question 3

If the average daily water consumption of a city is 1000 cum the peak hourly demand will be:

Question 4

Nitrates more than 45 mg/l in water lead to disease called :

Question 5

If initial D.O. of a sewage sample is 6mg/1 and final D.O. is 2 mg/l. the dilution is 1%. Then the BOD of the sample is

Question 6

The oxidant used for the determination of COD in

Question 7

Rainfall hyetograph shows the variation of _____.

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Oct 1ESE & GATE CE