Question

The abscissa at U=90% is roughly equal to ________ times the abscissa at U=60%.

(a) 0

(b) 1.10

(c) 1.15

(d) 1.00

I got this question during an online exam.

I would like to ask this question from Determination of Coefficient of Consolidation in division One Dimensional Consolidation of Geotechnical Engineering I

Answer 1

The correct choice is (c) 1.15

Easiest explanation: The abscissa at U=90% is roughly equal to 1.15 times the abscissa at U=60%. It is represented in the diagram.

b/a=1.15.