# Civil Engineering Objective Questions { R.C.C. Structure Design }

134. The angle of internal friction of soil mass is the angle whose

135.  If pi and p2 are mutually perpendicular principal stresses acting on a soil mass, the normal stress on any plane inclined at angle 00 to the principal plane carrying the principal stress pi, is :

136. Total pressure on the vertical face of a retaining wall of height h per unit run exerted by the retained earth weighing w per unit volume, is

137. The Total pressure on the vertical face of a retaining wall of height h exerted by the retained earth weighing w per unit volume having an angle of surcharge a?, is :

138.  Total pressure on the vertical face of a retaining wall of height h acts parallel to free surface and from the base at a distance of

139. The total pressure on the vertical face of a retaining wall subjected to the loading given in Q. 13.167, act

140. To have pressure wholly compressive under the base of a retaining wall of width b, the resultant of the weight of the wall and the pressure exerted by the retained, earth should have eccentricity not more than

Page 20 of 45