Related Questions

The bearing capacity of a water logged soil can be improved by
A Compacting the soil
B Draining the soil
C Increasing the depth of foundation
D Grouting
In the plate loading test for determining the bearing capacity of soil, the size of square bearing plate should be
A less than 300 mm
B between 300 mm and 750 mm
C between 750 mm and 1 m
D greater than 1 m
A land is said to be water-logged if its soil pores within
A A depth of 40 cm are saturated
B A depth of 50 cm are saturated
C Root zone of the crops are saturated
D All the above
Bearing capacity of soils cannot be improved by
A Draining sub-soil water
B Ramming crushed stone in soil
C Driving sand piles
D Watering surface of soil
The frictional torque transmitted in a flat pivot bearing, considering uniform wear, is (where μ = Coefficient of friction, W = Load over the bearing and R = Radius of bearing surface)
A $$\frac{1}{2}$$μWR
B $$\frac{2}{3}$$μWR
C $$\frac{3}{4}$$μWR
D μWR
When the bearing is subjected to large fluctuations of load and heavy impacts, the bearing characteristic number should be _________ the bearing modulus.
A 10 times
B 5 times
C 15 times
D 20 times
If p = bearing pressure on projected bearing area, Z = absolute viscosity of lubricant and N = speed of journal, then the bearing characteristic number is given by
A $$\frac{{{\text{ZN}}}}{{\text{p}}}$$
B $$\frac{{\text{p}}}{{{\text{ZN}}}}$$
C $$\frac{{\text{Z}}}{{{\text{pN}}}}$$
D $$\frac{{\text{N}}}{{{\text{Zp}}}}$$
Canals constructed for draining off water from water logged areas, are known
A Drains
B Inundation canals
C Valley canals
D Contour canals
The rise of water table below the foundation influences the bearing capacity of soil mainly by reducing
A cohesion and effective angle of shearing resistance
B cohesion and effective unit weight of soil
C effective unit weight of soil and effective angle of shearing resistance
D effective angle of shearing resistance
A water-logged land is found suitable for cultivation due to
A Ease of tillage for preparation of the field for optimum condition of germination
B Absence of aeration of soil from root zone of the plant
C Regular supply of water to plants from the water table by capillary action
D None of these

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