Soil Mechanics and Foundation A tri-axial shear test is preferred to direct shear test, because Precise measurement of pore pressure and change in volume during test, is not possible It can be performed under all three drainage conditions with complete control Stress distribution on the failure plane, is non uniform None of these Precise measurement of pore pressure and change in volume during test, is not possible It can be performed under all three drainage conditions with complete control Stress distribution on the failure plane, is non uniform None of these ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation For better strength and stability, the fine grained soils and coarse grained soils are compacted respectively as wet of OMC and dry of OMC wet of OMC and wet of OMC dry of OMC and wet of OMC dry of OMC and dry of OMC where OMC is optimum moisture content wet of OMC and dry of OMC wet of OMC and wet of OMC dry of OMC and wet of OMC dry of OMC and dry of OMC where OMC is optimum moisture content ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation During the first stage of triaxial test when the cell pressure is increased from 0.10 N/mm² to 0.26 N/mm², the pore water pressure increases from 0.07 N/mm² to 0.15 “N/mm². Skempton’s pore pressure parameter B is 2 0.5 -2 -0.5 2 0.5 -2 -0.5 ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation The coefficient of active earth pressure for a loose sand having an angle of internal friction of 30° is 3 1 43833 43832 3 1 43833 43832 ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation If the water table rises upto ground surface, then the total stress is reduced due to increase in pore water pressure only but effective stress does not change effective stress is reduced due to increase in pore water pressure only but total stress does not change effective stress is reduced due to decrease in total stress only but pore water pressure 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 increase in pore water pressure only but total stress does not change effective stress is reduced due to decrease in total stress only but pore water pressure does not change total stress is increased due to decrease in pore water pressure but effective stress does not change ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Skempton’s pore pressure coefficient B for saturated soil is 1 greater than 1 [CS 95] between 0 and 1 zero 1 greater than 1 [CS 95] between 0 and 1 zero ANSWER DOWNLOAD EXAMIANS APP
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