Question: For a variable head permeability test, the following are given: Length of specimen = 375 mm Hydraulic conductivity = 1.72 m/min Area of specimen =

For a variable head permeability test, the following are given: Length of specimen = 375 mm Hydraulic conductivity = 1.72 m/min Area of specimen = 1875 mm2 What should be the area of the stand pipe in square millimeter for the head drop from 625 mm to 300 mm in 8 minutes? (Two-decimal places accuracy)

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