RCC Structures Design In favourable circumstances a 15 cm concrete cube after 28 days, attains a maximum crushing strength 100 kg/cm² 400 kg/cm² 200 kg/cm² 300 kg/cm² 100 kg/cm² 400 kg/cm² 200 kg/cm² 300 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If W is total load per unit area on a panel, D is the diameter of the column head, L is the span in two directions, then the sum of the maximum positive bending moment and average of the negative bending moment for the design of the span of a square flat slab, should not be less than WL/12 (L - D/3)² WL/10 (L - 2D/3)² WL/10 (L + 2D/3)² WL/12 (L - 2D/3)² WL/12 (L - D/3)² WL/10 (L - 2D/3)² WL/10 (L + 2D/3)² WL/12 (L - 2D/3)² ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If R and T are rise and tread of a stair spanning horizontally, the steps are supported by a wall on one side and by a stringer beam on the other side, the steps are designed as beams of width R - T T - R √(R² + T²) R + T R - T T - R √(R² + T²) R + T ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design The toe projection of foundation slabs is taken Below ground surface As one third of the base Equal to heel slab As one sixth of overall height of the wall Below ground surface As one third of the base Equal to heel slab As one sixth of overall height of the wall 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 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 Parabolic with convexity downward 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/2 WL/8 WL/6 WL/4 WL/2 WL/8 WL/6 WL/4 ANSWER DOWNLOAD EXAMIANS APP