total load on the bearing area

safe load on the bearing area

load at which soil fails

load at which soil consolidates.

water

glacier

gravity

all the above.

54%

64%

74%

84%

O.M.C. refers to the moisture corresponding to the maximum point on the moisture content dry density curve

The line which shows moisture content dry density relation for soil containing a constant percentage of air voids, is known as air void line

The weight of hammer used for compaction test is 25 kg

All of these

tan (45° - φ)

tan (45° + φ)

tan2 (45° - φ

tan2 (45° + φ)