An upward hydraulic gradient i of a certain magnitude will initiate the phenomenon of boiling in granular soils. The magnitude of this gradient is

An upward hydraulic gradient i of a certain magnitude will initiate th

1.	An upward hydraulic gradient i of a certain magnitude will initiate the phenomenon of boiling in granular soils. The magnitude of this gradient is
A.	0 ‚â§ i ‚â§ 0.5
B.	0.5 < t < 1.0
C.	i ‚âÖ 1.0
D.	l < i ‚â§ 2
Answer» D. l < i ‚â§ 2

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An upward hydraulic gradient i of a certain magnitude will initiate the phenomenon of boiling in granular soils. The magnitude of this gradient is

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