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RVUNL_CE_Quiz 58

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Question 1

The ozonation in drinking water helps to remove

Question 2

Type I settling in sedimentation tank is due to :

Question 3

Disinfection of drinking water is done to remove

Question 4

An average operating data for conventional activated sludge treatment plant is as follows:

Quantity of waste sludge = 10900 m3

Wastewater = 35000 m3/d

Calculate the aeration period in hours (h)?

Question 5

If settling velocity is 1 cm/sec then corresponding surface loading in litre per day per m2 will be

Question 6

Which one of the following is not reduced by chlorination of water?
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Jul 26AE & JE Exams