A well of 0.5m diameter penetrates fully into a confined aquifer of thickness 20m and hydraulic conductivity 8.210-4 m/sec. What is the maximum yield expected from this well if the drawdown in the well is not exceed 3m. The radius of influence may be taken as 260m?
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I think 0.2335!!!!!!!!!________}_{&{&}_}&}&}&}_}...
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Answer:
Answer is 44.5lit/sec
use the equation for Q= 2pi k b (h2 -h1)/ log (R2/R1)
R2 =260
R1 = 0.25
h2-h1= 3m
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