RCC Structures Design The modular ratio ‘m’ of a concrete whose permissible compressive stress is ‘C’, may be obtained from the equation. m = 2800/3C m = 1400/3C m = 700/3C m = 3500/3C m = 2800/3C m = 1400/3C m = 700/3C m = 3500/3C ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If the length of a wall on either side of a lintel opening is at least half of its effective span L, the load W carried by the lintel is equivalent to the weight of brickwork contained in an equilateral triangle, producing a maximum bending moment WL/6 WL/8 WL/4 WL/2 WL/6 WL/8 WL/4 WL/2 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. Parabolic with convexity downward Parabolic with convexity upward Straight above centroidal axis Straight below centroidal axis Parabolic with convexity downward Parabolic with convexity upward Straight above centroidal axis Straight below centroidal axis ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design For M 150 grade concrete (1 : 2 : 4) the moment of resistance factor is 7.5 0.87 8.5 5.8 7.5 0.87 8.5 5.8 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 8hl/p 8hp/l² 8hl/p² 8hp/l 8hl/p 8hp/l² 8hl/p² 8hp/l ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design According to I.S. : 456, slabs which span in two directions with corners held down, are assumed to be divided in each direction into middle strips and edge strips such that the width of the middle strip, is Three-fourth of the width of the slab Two-third of the width of the slab Half of the width of the slab Four-fifth of the width of the slab Three-fourth of the width of the slab Two-third of the width of the slab Half of the width of the slab Four-fifth of the width of the slab ANSWER DOWNLOAD EXAMIANS APP