Soil Mechanics and Foundation
Terzaghi’s theory of one dimensional consolidation assumes

Deformation of the soil, is entirely due to change in volume
All listed here
Water and soil particles are incompressible
Soil is homogeneous and fully saturated

ANSWER DOWNLOAD EXAMIANS APP

Soil Mechanics and Foundation
If the water table rises upto ground surface, then the

effective stress is reduced due to increase in pore water pressure only but total stress does not change
total stress is increased due to decrease in pore water pressure but effective stress does not change
total stress is reduced due to increase in pore water pressure only but effective stress does not change
effective stress is reduced due to decrease in total stress only but pore water pressure does not change

ANSWER DOWNLOAD EXAMIANS APP

Soil Mechanics and Foundation
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

0.2 N/mm² and 0°
0.05 N/mm² and 45°
0.5 N/mm² and 30°
0.05 N/mm² and 0°

ANSWER DOWNLOAD EXAMIANS APP

Soil Mechanics and Foundation
With the increase in the amount of compaction energy

optimum water content decreases but maximum dry density increases
both optimum water content and maximum dry density increase
optimum water content increases but maximum dry density decreases
both optimum water content and maximum dry density decrease[ES 93]

ANSWER DOWNLOAD EXAMIANS APP