RCC Structures Design If the average bending stress is 6 kg/cm² for M 150 grade concrete, the length of embedment of a bar of diameter d according to I.S. 456 specifications, is 28 d 58 d 48 d 38 d 28 d 58 d 48 d 38 d 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 P/2A 2A/P P/A A/P P/2A 2A/P P/A A/P ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design Though the effective depth of a T-beam is the distance between the top compression edge to the centre of the tensile reinforcement, for heavy loads, it is taken as 1/8th of the span 1/10th of the span 1/12th of the span 1/16th of the span 1/8th of the span 1/10th of the span 1/12th of the span 1/16th of the span ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design Cantilever retaining walls can safely be used for a height not more than 3 m 4 m 6 m 5 m 3 m 4 m 6 m 5 m ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design Dimensions of a beam need be changed if the shear stress is more than 10 kg/cm² 25 kg/cm² 20 kg/cm² 15 kg/cm² 10 kg/cm² 25 kg/cm² 20 kg/cm² 15 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than 42 diameters from the outer edge of the column 42 diameters from the centre of the column 24 diameters from the centre of the column 42 diameters from the inner edge of the column 42 diameters from the outer edge of the column 42 diameters from the centre of the column 24 diameters from the centre of the column 42 diameters from the inner edge of the column ANSWER DOWNLOAD EXAMIANS APP