- ‘Lacustrine Soils’ means .............
- ‘Aeoline Soils’ means .............
- Bentonite clay contains predominantly the clay mineral .............
- Lateritic soils of Kerala are formed by the process of .............
- ‘Loam’ means
(a) Silty with little sand
(b) Sandy silt with little clay
(c) Mixture of sand, silt and clay-sized particles in approximately equal proportions
(d) Clayey sand exhibiting slight cohesion.
- The opposite of flocculated state of soil grains is ............ state.
- The void ratio of a soil sample
(a) will be between 0 and 1 (0 ≤ e ≤ 1)
(b) cannot be more than 1
(c) can be practically any value
(d) can exceed unity but practically may not be too high.
- ‘Void ratio’ is more popularly used than porosity in soil mechanics primarily because
.............
- According to a geologist, ‘water content’ of a soil is defined as .............
- ‘Air content’ (ac%) of a soil is related to the ‘Degree of Saturation’ (S%) as follows:
(a)ac + 100 = S
(b)ac = 100 – S
(c)S + 100 = ac
(d)ac = n – S (n represents porosity).
- A saturated soil is always submerged. True/False
- Principle involved in the relationship between submerged unit weight and saturated
unit weight of a soil is:
(a) Darcy’s law
(b) Stokes’ law
(c) Archimedes’ principle
(d) Equilibrium of floating bodies.
- The relationship between percent air voids (na%) porosity (n%) and air content (ac%) is
given by:
(a)na = n ac (b)n = naac
(c)ac = n na (d)ac = n – na
OBJECTIVE QUESTIONS
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