Top 250+ Solved RCC Structures Design MCQ Questions Answer
Q. An R.C.C. lintel is spanning an opening of 2 m span in a brick wall. The height of the roof is 2.9 m above the floor level and that of the opening is 2.1 m above the floor level. The lintel is to be designed for self weight plus
a. Triangular load of the wall
b. UDL of wall
c. UDL of wall + load from the roof
d. Triangular load + load from the roof
Q. The minimum clear cover for R.C.C. columns shall be
a. Greater of 40 mm or diameter
b. Smaller of 40 mm or diameter
c. Greater of 25 mm or diameter
d. Smaller of 25 mm or diameter
Q. The minimum thickness of a flat slab is taken
a. L/32 for end panels without drops
b. L/36 for end panels without drops
c. L/36 for interior panels without drop
d. All the above
Q. The design of heel slab of a retaining wall is based on the maximum bending moment due to:
a. Its own weight
b. Weight of the soil above it
c. Load of the surcharge, if any
d. All the above
Q. An R.C.C beam of 25 cm width has a clear span of 5 metres and carries a U.D.L. of 2000kg/m inclusive of its self weight. If the lever arm of the section is 45 cm., the beam is
a. Safe in shear
b. Is safe with stirrups
c. Is safe with stirrups and inclinedmembers
d. Needsrevision ofthe section
Q. The neutral axis of a T-beam exists
a. Within the flange
b. At the bottom edge of the slab
c. Below the slab
d. All the above
Q. A pre-cast pile generally used, is
a. Circular
b. Square
c. Octagonal
d. Square with corners chamfered
Q. The spacing of transverse reinforcement of column is decided by the following consideration.
a. The least lateral dimension of the column
b. Sixteen timesthe diameter of the smallest longitudinal reinforcing rods in the column
c. Forty-eight times the diameter of transverse reinforcement
d. All the above
Q. The self-weight of the footing, is
a. Not considered for calculating the upward pressure onfooting
b. Also considered for calculating the upward pressure onfooting
c. Not considered for calculating the area of the footing
d. Both (b) and(c)
Q. If the bearing capacity of soil is 10 tonnes/cm2 and the projection of plain concrete footing from walls, is a cm, the depth D of footing is
a. D = 0.0775 a
b. D = 0.775 a
c. D = 0.775 a
d. D = 0.775 a2
Q. After pre-stressing process is completed, a loss of stress is due to
a. Shrinkage of concrete
b. Elastic shortening of concrete
c. Creep of concrete
d. All the above
Q. In a simply supported slab, alternate bars are curtailed at
a. 1/4th of thespan
b. 1/5th of thespan
c. 1/6th of thespan
d. 1/7th of thespan
Q. In the zone of R.C.C. beam where shear stress is less than 5 kg/cm2 , nominal reinforcement is provided at a pitch of
a. One-half lever arm of the section
b. One-third lever arm of the section
c. Lever arm of the section
d. One and half lever arm of the section