For soft sensitive soil, the area ratio of sample __

In Dutch cone test, the base of cone is ________ cm in diameter.

Mud rotary drilling belongs to _____ type of boring method.

The commonly used geophysical method for site exploration is ____

The various method of site exploration can be grouped under, which of the following?

Stabilisation of soils are most commonly used in ______ engineering works.

In Dutch cone test, the cone along with mantle is further penetrated after 8cm to a depth of ____

The outside clearance of the sampler is __