Soil Mechanics and Foundation
The total discharge from two wells situated near to each other is

sum of the discharges from individual wells
less than the sum of the discharges from individual wells
greater than the sum of the discharges from individual wells
equal to larger of the two discharges from individual wells

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Soil Mechanics and Foundation
If the water table rises upto ground surface, then the

total stress is increased due to decrease in pore water pressure but effective stress does not change
effective stress is reduced due to decrease in total stress only but pore water pressure does not change
total stress is reduced due to increase in pore water pressure only but effective stress does not change
effective stress is reduced due to increase in pore water pressure only but total stress does not change

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