Signature: $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$

Make Assumptions whenever you deem them necessary.

Unit weight of water, $=9\mathrm{.}81/3=62\mathrm{.}4/3$

PROBLEM $1$: $(20$ POINTS; $4$ PER QUESTION$)$

Select the best answer if it is an MCQ or a True False question. $($No penalties will be assessed for

wrong answers$).$ Correct the false statements.

a$.$ The specific area of the clay particles greatly affects their engineering behavior.

$($True$/$False$)$

b$.$ Select which of the following is not considered a rock type in geotechnical engineering:

$1.$ Sedimentary

$2.$ Metamorphic

$3.$ Igneous

$4.$ Kalahari

c$.$ Compaction is used only for sandy soils, since clayey soils are sticky and have plasticity,

thus deeming compaction to be inefficient.

$($True$/$False$)$

d$.$ A soil has a minimum void ratio of $0\mathrm{.}50$ and a maximum void ratio of $1\mathrm{.}00,$ it is

considered to have a relative density of $75\%,$ calculate the current void ratio.