Civil Engineering - Water Supply Engineering - Discussion
Discussion Forum : Water Supply Engineering - Section 4 (Q.No. 8)
8.
The discharge
for the confined tube well is obtained from

Discussion:
12 comments Page 2 of 2.
Heer said:
6 years ago
Given answer is correct one because in question it is given R and Rw.
Which is considered in Dupuit's confined aquifer equation.
In Dupuit's method, the integration limit is considered is R and Rw.
Where R = radius of influence.
Rw = radius of the main pumped well.
While in Thiem's formula for confined aquifers it is given r2 and r1,
In Thiem's formula the integration limit is considered is r2 and r1.
Where r2 and r2 = radii of two observation wells.
Which is considered in Dupuit's confined aquifer equation.
In Dupuit's method, the integration limit is considered is R and Rw.
Where R = radius of influence.
Rw = radius of the main pumped well.
While in Thiem's formula for confined aquifers it is given r2 and r1,
In Thiem's formula the integration limit is considered is r2 and r1.
Where r2 and r2 = radii of two observation wells.
Niki said:
1 year ago
Option A Theims formula is the correct answer.
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