Question

what is dupuits equation

Answer 1

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Answer 2

Darcy’s law gives one-dimensional flow per unit width as:q = -Kh dh/dxAt steady state, the rate of change of q with distance is zero, ord/dx(-Kh dh/dx) = 0OR (-K/2) d2h2/dx2 = 0Which implies that,d2h2/dx2 = 0