With the increase in the amount of compaction energy________________?
A. optimum water content increases but maximum dry density decreases
B. optimum water content decreases but maximum dry density increases
C. both optimum water content and maximum dry density increase
D. both optimum water content and maximum dry density decrease
A fully saturated soil is said to be________________?
A. one phase system
B. two phase system with soil and air
C. two phase system with soil and water
D. three phase system
Water content of soil can______________?
A. never be greater than 100 %
B. take values only from 0 % to 100 %
C. be less than 0 %
D. be greater than 100 %
Constant head permeameter is used to test permeability of_______________?
A. silt
B. clay
C. coarse sand
D. fine sand
If the voids of a soil mass are full of air only, the soil is termed as_______________?
A. air entrained soil
B. partially saturated soil
C. dry soil
D. dehydrated soil
Voids ratio of a soil mass can_________________?
A. never be greater than unity
B. be zero
C. take any value greater than zero
D. take values between 0 and 1 only