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 38 d 58 d 48 d 28 d 38 d 58 d 48 d 28 d ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If the loading on a pre-stressed rectangular beam, is uniformly distributed, the tendon to be provided should be. Straight below centroidal axis Straight above centroidal axis Parabolic with convexity upward Parabolic with convexity downward Straight below centroidal axis Straight above centroidal axis Parabolic with convexity upward Parabolic with convexity downward 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 n d d + n/3 d - n/3 n d d + n/3 d - n/3 ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design The maximum shear stress (q) in concrete of a reinforced cement concrete beam is (Shear force × Width)/Lever arm Lever arm/(Shear force × Width) Shear force/(Lever arm × Width) Width/(Lever arm × Shear force) (Shear force × Width)/Lever arm Lever arm/(Shear force × Width) Shear force/(Lever arm × Width) Width/(Lever arm × Shear force) 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 If the permissible compressive stress for a concrete in bending is C kg/m², the modular ratio is 2300/2C 2800/3C 2800/C 2800/C² 2300/2C 2800/3C 2800/C 2800/C² ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS