The total active thrust on a vertical wall 3m high retaining a horizontal sand backfill (unit weight γt = 20 kN/m3, angle of shearing resistance φ' = 30°) when the water table is at the bottom of the wall, will be:

The total active thrust on a vertical wall 3m high retaining a horizon

1.	The total active thrust on a vertical wall 3m high retaining a horizontal sand backfill (unit weight γt = 20 kN/m3, angle of shearing resistance φ' = 30°) when the water table is at the bottom of the wall, will be:
A.	30 kN/m
B.	35 kN/m
C.	4 kN/m
D.	45 kN/m
Answer» B. 35 kN/m

Discussion

No Comment Found

Related MCQs

A borrow pit soil has a dry density of 17 kN/m. How many cubic meters of this soil will be required to construct an embankment of 100 m volume with a dry density of 16 kN/m.
The ultimate bearing capacity of a soil is 300 kN/m. The depth of foundation is 1 m and unit weight of soil is 20 kN/m. Choosing a factor of safety of 2.5, the net safe bearing cacpacity is
The flow of water (mass density = 1000 kg/m and kinematic viscosity = 10 m/s) in a commercial pipe, having equivalent roughness as 0.12 mm, yields an average shear stress at the pipe boundary = 600 N/m. The value of /δ' (δ' being the thickness of laminar sub-layer) for this pipe is
Water flows at a rate of 10 m/s in a rectangular channel 3 m wide. The critical depth of flow is
The span () to be loaded uniformly for maximum positive (upward) reaction at support , as shown in the figure below, is (are)
The deflection of a cantilever beam at free end applied with a moment at the same point is :
A circular sewer 2 m diameter has to carry a discharge of 2 m/s when flowing nearly full. What is the minmum required slope to initiate the flow ? (Assume Manning's = 0.015)
For a highway with design speed of 100 kmph, the safe overtaking sight distance is (assume accelerations as 0.53 m/sec)
An isolated beam is used as a walkway. The beam is simply supported with an effective span of 6 m. The effective width of flange, for the cross-section shown in the below figure is
The stress-strain diagram for two materials A and B is shown below. The following statements are made based on this diagram : With reference to the above statements, which of the following applies ?

The total active thrust on a vertical wall 3m high retaining a horizontal sand backfill (unit weight γt = 20 kN/m3, angle of shearing resistance φ' = 30°) when the water table is at the bottom of the wall, will be:

Discussion

No Comment Found

Related MCQs

Reply to Comment