UPSC Civil Service Exam Questions - Civil Engineering Questions and Answers

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Discussion :: UPSC Civil Service Exam Questions

A bed of sand consists of three horizontal layers of equal thickness. The value of Darcy's k for the upper and lower layers is 1 x 10^-2 cm/sec and that for the middle layer is 1 x 10^-1 cm/sec. The ratio of the permeability of the bed in the horizontal direction to that in the vertical direction is

10.0 to 1

2.8 to 1

2.0 to 1

1 to 10

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