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Dupuit’s theory states that, the Darcy’s law equation is not valid near_________

(a) Well face

(b) Top Surface of well

(c) Sides of the well

(d) All of the mentioned

I have been asked this question during an interview.

This intriguing question comes from Well Hydraulics in portion Well Hydraulics of Geotechnical Engineering I

1 Answer

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Best answer
Right choice is (a) Well face

For explanation: Since the flow of water is not horizontal near wall and the flow no longer remains laminar. Thus, Darcy’s law equation is not valid near the well face.

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