RCC Structures Design Questions

• An R.C.C. beam not provided with shear reinforcement may develop cracks in its bottom inclined roughly to the horizontal at
• The diameter of longitudinal bars of a column should never be less than
• The effective width of a column strip of a flat slab, is
• Dimensions of a beam need be changed if the shear stress is more than
• The effective span of a simply supported slab, is
• The minimum number of main steel bars provided in R.C.C.
• 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
• If T and R are tread and rise respectively of a stair, then
• Pick up the incorrect statement from the following:
• If the effective length of a 32 cm diameter R.C.C. column is 4.40 m, its slenderness ratio, is
• If W is the load on a circular slab of radius R, the maximum circumferential moment at the centre of the slab, is
• As per I.S. 456 - 1978, the pH value of water shall be
• The percentage of minimum reinforcement of the gross sectional area in slabs, is
• To have pressure wholly compressive under the base of a retaining wall of width b, the resultant of the weight of the wall and the pressure exerted by the retained, earth should have eccentricity not more than
• In a prestressed beam carrying an external load W with a bent tendon is having angle of inclination θ and prestressed load P. The net downward load at the centre is
• Pick up the correct statement from the following:
• The maximum area of tension reinforcement in beams shall not exceed
• 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
• 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,
• 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