RCC Structures Design If P kg/m² is the upward pressure on the slab of a plain concrete footing whose projection on either side of the wall is a cm, the depth of foundation D is given by D = 0.775 Pa D = 0.0775 aP D = 0.07775 aP D = 0.00775 aP D = 0.775 Pa D = 0.0775 aP D = 0.07775 aP D = 0.00775 aP ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If d and n are the effective depth and depth of the neutral axis respectively of a singly reinforced beam, the lever arm of the beam, is d + n/3 n d d - n/3 d + n/3 n d d - n/3 ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design A column is regarded as long column if the ratio of its effective length and lateral dimension, exceeds 25 15 20 10 25 15 20 10 ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If the length of a combined footing for two columns l meters apart is L and the projection on the left side of the exterior column is x, then the projection y on the right side of the exterior column, in order to have a uniformly distributed load, is (where x̅ is the distance of centre of gravity of column loads). y = L/2 + (l - x̅) y = L - (l - x̅) y = L/2 - (l + x̅) y = L/2 - (l - x̅) y = L/2 + (l - x̅) y = L - (l - x̅) y = L/2 - (l + x̅) y = L/2 - (l - x̅) ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If ‘A’ is the sectional area of a pre-stressed rectangular beam provided with a tendon pre-stressed by a force ‘P’ through its centroidal longitudinal axis, the compressive stress in concrete, is 2A/P P/A P/2A A/P 2A/P P/A P/2A A/P ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design The width of the flange of a T-beam should be less than One-third of the effective span of the T-beam Least of the above Breadth of the rib plus twelve times the thickness of the slab Distance between the centers of T-beam One-third of the effective span of the T-beam Least of the above Breadth of the rib plus twelve times the thickness of the slab Distance between the centers of T-beam ANSWER DOWNLOAD EXAMIANS APP
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