i) The Degree of saturation:-

It is defines as the ratio of water to the volume of voids present in a soil mass.

$\frac{Vw}{Vv}$

$\frac{Vw}{Vv}\times 100$

ii)Specific Gravity:- It is defined as ratio of unit weight of soil solids to the unit weight of water

G or Gs $\frac{unit \ …