RCC Structures Design If the permissible compressive and tensile stresses in a singly reinforced beam are 50 kg/cm² and 1400 kg/cm² respectively and the modular ratio is 18, the percentage area At of the steel required for an economic section, is 0.496 % 0.596 % 0.696 % 0.796 % 0.496 % 0.596 % 0.696 % 0.796 % ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design Pick up the assumption for the design of a pre-stressed concrete member from the following: During deformation limits, Hook's law is equally applicable to concrete as well as to steel All listed here Variation of stress in reinforcement due to changes in external loading is negligible A transverse plane section remains a plane after bending During deformation limits, Hook's law is equally applicable to concrete as well as to steel All listed here Variation of stress in reinforcement due to changes in external loading is negligible A transverse plane section remains a plane after bending ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design A part of the slab may be considered as the flange of the T-beam if It is built integrally with the beam All of the listed here It is effectively bonded together with the beam Flange has adequate reinforcement transverse to beam It is built integrally with the beam All of the listed here It is effectively bonded together with the beam Flange has adequate reinforcement transverse to beam ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If the length of an intermediate span of a continuous slab is 5 m, the length of the end span is kept 4.7 m 4.5 m 4.0 m 4.1 m 4.7 m 4.5 m 4.0 m 4.1 m ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If A is the area of the foundation of a retaining wall carrying a load W and retaining earth of weight 'w' per unit volume, the minimum depth (h) of the foundation from the free surface of the earth, is h = (W/Aw) [(1 + sin φ)/(1 + sin φ)] h = √(W/Aw) [(1 - sin φ)/(1 + sin φ)]² h = (W/Aw) [(1 - sin φ)/(1 + sin φ)]² h = (W/Aw) [(1 - sin φ)/(1 + sin φ)] h = (W/Aw) [(1 + sin φ)/(1 + sin φ)] h = √(W/Aw) [(1 - sin φ)/(1 + sin φ)]² h = (W/Aw) [(1 - sin φ)/(1 + sin φ)]² h = (W/Aw) [(1 - sin φ)/(1 + sin φ)] ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design In a doubly-reinforced beam if ‘c’ and ‘t’ are stresses in concrete and tension reinforcement, ‘d’ is the effective depth and ‘n’ is depth of critical neutral axis, the following relationship holds good mc/t = n/(d - n) (m + c)/t = n/(d + n) (t + c)/n = (d + n)/n mc/t = (d - n)/t mc/t = n/(d - n) (m + c)/t = n/(d + n) (t + c)/n = (d + n)/n mc/t = (d - n)/t ANSWER DOWNLOAD EXAMIANS APP
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