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 d - n/3 n d d + n/3 d - n/3 n d d + n/3 ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design An R.C.C. roof slab is designed as a two way slab if The ratio of spans in two directions is less than 2 The slab is continuous over two supports The slab is discontinuous at edges It supports live loads in both directions The ratio of spans in two directions is less than 2 The slab is continuous over two supports The slab is discontinuous at edges It supports live loads in both directions ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design The reinforced concrete beam which has width 25 cm, lever arm 40 cm, shear force 6t/cm², safe shear stress 5 kg/cm² and B.M. 24 mt, Is over safe in shear Is safe in shear Needs redesigning Is unsafe in shear Is over safe in shear Is safe in shear Needs redesigning Is unsafe in shear ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design To ensure that the hogging bending moment at two points of suspension of a pile of length L equals the sagging moment at its centre, the distances of the points of suspension from either end, is 0.407 L 0.307 L 0.107 L 0.207 L 0.407 L 0.307 L 0.107 L 0.207 L ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If d is the diameter of a bar, ft is allowable tensile stress and fb, is allowable bond stress, the bond length is given by (π/4). (ft .d/fb) (π/4). (ft .d3/fb) ft .d/4fb π ft .d²/fb (π/4). (ft .d/fb) (π/4). (ft .d3/fb) ft .d/4fb π ft .d²/fb ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If a bent tendon is required to balance a concentrated load W at the centre of the span L, the central dip h must be at least WL/3P WL/2P WL/4P WL/P WL/3P WL/2P WL/4P WL/P ANSWER DOWNLOAD EXAMIANS APP