Civil Engineering - Water Supply Engineering - Discussion

3. 

In slow sland filters, the turbidity of raw water can be removed only up to

[A]. 60 mg/litre
[B]. 75 mg/litre
[C]. 100 gm/litre
[D]. 150 mg/litre.

Answer: Option A

Explanation:

No answer description available for this question.

Deep said: (Nov 23, 2015)  
For Rapid sand filter this value is 35 mg/litre.

Surendra said: (Mar 12, 2016)  
In slow sand filter water having turbidity more than 30 NTU can't be treated.

Parakh Gupta said: (Oct 8, 2016)  
Slow sand filter are not used for water turbidity greater than 50 NTU.

Parmanand Singh said: (Sep 18, 2018)  
50 mg/l is correct.

Ashish Sharma said: (Jan 22, 2019)  
50mg\litre.

Malatesh said: (May 31, 2019)  
50 mg/l.

Rohan said: (Feb 4, 2020)  
Please explain the answer.

Abdullah said: (Apr 27, 2020)  
Ntu means?

Mukesh Joshi said: (Jul 18, 2020)  
NTU menas nephleometric turbidity unit.

3mg/litre= 1NTU.

Xiyan said: (Jul 19, 2020)  
@Abdullah.

Nephelometric Turbidity Unit.

Bis said: (Sep 26, 2020)  
Its up to 50ppm.

Mangesh said: (Jan 4, 2021)  
It's Upto 50mg/lit.

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