Civil Engineering - Water Supply Engineering - Discussion

34. 

Q is the discharge from an unconfined tube well with depression head s through its pipe of radius rw. If the radius of influence is R, the length of the required strainer, is

[A].
[B].
[C].
[D].

Answer: Option C

Explanation:

No answer description available for this question.

Deepak Firake said: (Apr 14, 2015)  
The constant n and K stand for?

Susnata Nandy said: (May 16, 2016)  
@Deepak.

K = transmissibility and that is pie not n.

Bishnoi said: (Aug 23, 2016)  
Is Option D correct?

Pant said: (Nov 25, 2016)  
Yes, the correct option is D.

Akshay B said: (Jan 27, 2017)  
When the answer is multiplied by 2.3 the answers with base e get automatically ruled out, D is correct.

Garry said: (Oct 2, 2017)  
The Correct answer is D.

Dipak said: (Oct 27, 2017)  
Why the answer is D?

Srimanta said: (Jan 8, 2018)  
Option C for confined aquifer.

Shreya said: (Apr 20, 2019)  
Both option C & D are for confined aquifer.

Himanshu said: (Feb 6, 2020)  
The length of the strainer will be equal to the width of aquifer.

That's why D is correct option.

Himanshu said: (Feb 6, 2020)  
K is coefficient of permeability.

Anirban Roy said: (Sep 11, 2020)  
The length of the strainer shall be the height that shall remain after the drawdown near the well.

Nadeem Khan said: (Dec 1, 2020)  
I think the given answer is for confined not unconfined.

Toki said: (Apr 17, 2021)  
Option D is the correct answer.

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