Two footings one circular and other square,are founded on the surface of a purely cohesionless soil. The diameter of the circular footing is same as that of side of the square footing. The ratio of their ultimate bearing capacities is
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Solution
A saturated soil mass has a total density of 22 kN/m3 and a water content of 10%. The bulk density and dry density of soil are
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Solution
A sample of saturated cohesionless soil tested in a drained triaxial compression test showed an angle of internal friction of 30°. The deviatoric stress at failure for the sample at a confining pressure of 200 kPa is equal to __________.
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Solution
An error of 0.5% in the measurement of head in a V-notch causes an error of
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Solution
Use froude’s number (Fe)
\(F_{e}=\frac{V}{\sqrt{I_{g}}};Q\alpha V\)
The length of summit curve on a two lane two way highway depends on
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Solution
The length of summit curve on a z-lane 2-way highway depends upon the overtaking sight distance (OSD)
A floor slab of thickness t is cast monollitically transverse to a rectangular continuous beam of span L and width B.If the distance between two consecutive points of centraflexure is Lo, the effective width of compression flange at a continuous support is
The discharge from a spillway on a horizontal floor is 8m3/s per m width. If depth before jump is 50 cm, the depth after jump will be _________ m.
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Solution
For a sample of dry, cohesionless soil, with friction angle φ,the failure plane will be inclined to major principal plane by an angle equal to
Two shafts A and B are made of the same material. The diameter of shaft B is twice that of A. The ratio of power which can be transmitted by shaft A to that of shaft B is
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Solution
Power transmitted α diameter
The second MI of a circular are a about the diameter is given by