Rcc Structures Design - Study Mode
[#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
Correct Answer
(C) $$frac{{{ ext{w}}{{ ext{h}}^2}left( {1 - sin varphi }
ight)}}{{2left( {1 + sin varphi }
ight)}}$$
[#137] According to I.S. : 456 specifications, the safe diagonal tensile stress for M 150 grade concrete, is
Correct Answer
(A) 5 kg/cm 2
[#138] For a circular slab carrying a uniformly distributed load, the ratio of the maximum negative to maximum positive radial moment, is
Correct Answer
(B) 2
[#139] Pick up the true statement from the following:
Correct Answer
(D) All the above
[#140] If ‘p’ is the net upward pressure on a square footing of side ‘b’ for a square column of side ‘a’, the maximum bending moment is given by
Correct Answer
(C) $${ ext{B}}{ ext{.M}}{ ext{.}} = frac{{{ ext{pb}}{{left( {{ ext{b}} - { ext{a}}}
ight)}^2}}}{8}$$