RCC Structures Design If the loading on a pre-stressed rectangular beam, is uniformly distributed, the tendon to be provided should be. Straight above centroidal axis Parabolic with convexity downward Parabolic with convexity upward Straight below centroidal axis Straight above centroidal axis Parabolic with convexity downward Parabolic with convexity upward Straight below centroidal axis ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design A simply supported beam 6 m long and of effective depth 50 cm, carries a uniformly distributed load 2400 kg/m including its self weight. If the lever arm factor is 0.85 and permissible tensile stress of steel is 1400 kg/cm², the area of steel required, is 17 cm² 16 cm² 15 cm² 14 cm² 17 cm² 16 cm² 15 cm² 14 cm² ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If the tendon is placed at an eccentricity e below the centroidal axis of the longitudinal axis of a rectangular beam (sectional modulus Z and stressed load P in tendon) the stress at the extreme top edge Is increased by Pe/Z Is decreased by Pe/Z Remains unchanged Is increased by PZ/e Is increased by Pe/Z Is decreased by Pe/Z Remains unchanged Is increased by PZ/e ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design In a combined footing for two columns carrying unequal loads, the maximum hogging bending moment occurs at Less loaded column A point of zero shear force A point of the maximum shear force More loaded column Less loaded column A point of zero shear force A point of the maximum shear force More loaded column ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If l₁ and l₂ are the lengths of long and short spans of a two way slab simply supported on four edges and carrying a load w per unit area, the ratio of the loads split into w₁ and w₂ acting on strips parallel to l₂ and l₁ is w₁/w₂ = (l₂/l₁)³ w₁/w₂ = l₂/l₁ w₁/w₂ = (l₂/l₁)⁴ w₁/w₂ = (l₂/l₁)² w₁/w₂ = (l₂/l₁)³ w₁/w₂ = l₂/l₁ w₁/w₂ = (l₂/l₁)⁴ w₁/w₂ = (l₂/l₁)² ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design The width of the flange of a T-beam should be less than Distance between the centers of T-beam One-third of the effective span of the T-beam Breadth of the rib plus twelve times the thickness of the slab Least of the above Distance between the centers of T-beam One-third of the effective span of the T-beam Breadth of the rib plus twelve times the thickness of the slab Least of the above ANSWER DOWNLOAD EXAMIANS APP