RCC Structures Design If the modular ratio is ‘m’, steel ratio is ‘r’ and overall depth of a beam is ‘d’, the depth of the critical neutral axis of the beam, is [m/(m - r)] d [(m + r)/m] d [(r - m)/m] d [m/(m + r)] d [m/(m - r)] d [(m + r)/m] d [(r - m)/m] d [m/(m + r)] d ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design To ensure uniform pressure distribution, the thickness of the foundation, is Kept zero at the edge Decreased gradually towards the edge Increased gradually towards the edge Kept uniform throughout Kept zero at the edge Decreased gradually towards the edge Increased gradually towards the edge Kept uniform throughout 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 A/P P/2A P/A 2A/P A/P P/2A P/A 2A/P ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If the maximum dip of a parabolic tendon carrying tension P is h and the effective length of the pre-stressed beam is L, the upward uniform pressure will be 8hp/l 8hp/l² 8hl/p 8hl/p² 8hp/l 8hp/l² 8hl/p 8hl/p² ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design According to the steel beam theory of doubly reinforced beams Tension is resisted by tension steel All of the listed here Stress in tension steel equals the stress in compression steel Compression is resisted by compression steel Tension is resisted by tension steel All of the listed here Stress in tension steel equals the stress in compression steel Compression is resisted by compression steel ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design A pre-stressed concrete member is preferred because Large size of long beams carrying large shear force need not be adopted All listed here Its dimensions are not decided from the diagonal tensile stress Removal of cracks in the members due to shrinkage Large size of long beams carrying large shear force need not be adopted All listed here Its dimensions are not decided from the diagonal tensile stress Removal of cracks in the members due to shrinkage ANSWER DOWNLOAD EXAMIANS APP