Soil Mechanics and Foundation
Due to a rise in temperature, the viscosity and the unit weight of the percolating fluid are reduced to 60% and 90% respectively.If other things remain constant, the coefficient of permeability

decreases by 33.3%
increases by 25%
increases by 33.3%
increases by 50%

ANSWER DOWNLOAD EXAMIANS APP

Soil Mechanics and Foundation
Which of the following statements is correct?

None of these
For a well graded soil, both uniformity coefficient and coefficient of curvature are nearly unity.
A soil is said to be well graded if it has most of the particles of about the same size
Uniformity coefficient represents the shape of the particle size distribution curve.

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP