If ($$\varphi $$) is the angle of repose of soil of weight w kg/m3, the horizontal pressure p at a depth of h meters per metre length of wall, is
A. $${\text{wh}} \times \frac{{1 - \sin \varphi }}{{1 + \sin \varphi }}$$
B. $$\frac{{{\text{wh}}}}{2} \times \frac{{1 - \sin \varphi }}{{1 + \sin \varphi }}$$
C. $${\text{wh}} \times \sqrt {\frac{{1 - \sin \varphi }}{{1 + \sin \varphi }}} $$
D. $${\text{wh}} \times \sqrt {\frac{{1 + \sin \varphi }}{{1 - \sin \varphi }}} $$
Answer: Option A
This Question Belongs to Civil Engineering >> Building Construction
The window which is provided in flat roof of a room, is known
A. Dormer window
B. Lantern window
C. Louvered window
D. Sky window
Weep holes are provided in retaining and breast walls
A. To drain off the water from the filling
B. To ventilate the stone masonry
C. To add architectural beauty
D. To increase compaction of the earth retained
A. Haunch
B. Spandril
C. Voussoirs
D. Skewbacks
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