kaolinite

illite

montmorillonite

none of the above

face to face or parallel orientation

edge to edge orientation

edge to face orientation

all of the above

the stress at particles contact

a physical parameter that can be measured

important because it is a function of engineering properties of soil

all of the above

equal increase in pore water pressure and total stress

equal decrease in pore water pressure and total stress

increase in pore water pressure but decrease in total stress

decrease in pore water pressure but increase in total stress

zero and zero

0.5 kg/cm2 and zero

0.5 kg/cm2 and 0.5 kg/cm2

1.0 kg/cm2 and 0.5 kg/cm2