In fixed ring cell of consolidation, __________ is permitted to move in _________ direction.
(a) only top porous stone, downward
(b) only bottom porous stone, downward
(c) only bottom porous stone, upward
(d) only top porous stone, upward
This question was posed to me in an online interview.
My question is taken from Laboratory Consolidation Test topic in division One Dimensional Consolidation of Geotechnical Engineering I