A. 0 < PI < 7
B. 7<PI< 17
C. 17<PI27
Related Mcqs:
- If the plasticity index of a soil mass is zero, the soil is______________?
A. sand
B. silt
C. clay
D. clayey silt - When the plastic limit of a soil is greater than the liquid limit, then the plasticity index is reported as_____________?
A. negative
B. zero
C. non-plastic (NP)
D. 1 - Which of the following soils has more plasticity index ?
A. sand
B. silt
C. clay
D. gravel - If the natural water content of soil mass lies between its liquid limit and plastic limit, the soil mass is said to be in______________?
A. liquid state
B. plastic state
C. semi-solid state
D. solid state - 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 - A soil has a bulk density of 22 kN/m3 and water content 10 %. The dry density of soil is_______________?
A. 18.6 kN/m3
B. 20.0 kN/m3
C. 22.0 kN/m3
D. 23.2 kN/m3 - If the degree of saturation of a partially saturated soil is 60%, then air content of the soil is______________?
A. 40%
B. 60%
C. 80%
D. 100% - If the permeability of a soil is 0.8 mm/sec, the type of soil is_______________?
A. gravel
B. sand
C. silt
D. clay - A cylindrical specimen of saturated soil failed under an axial vertical stress of 100kN/m2 when it was laterally unconfmed. The failure plane was inclined to the horizontal plane at an angle of 45°. The values of cohesion and angle of internal friction for the soil are respectively______________________?
A. 0.5 N/mm2 and 30°
B. 0.05 N/mm2 and 0°
C. 0.2 N/mm2 and 0°
D. 0.05 N/mm2 and 45° - 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
