A. Minimum cross sectional area of longitudinal reinforcement in a column is 0.8%
B. Spacing of longitudinal bars measured along the periphery of column should not exceed 300 mm
C. Reinforcing bars in a column should not be less than 12 mm in diameter
D. The number of longitudinal bars provided in a circular column should not be less than four
Related Mcqs:
- Select the incorrect statement?
A. Lean mixes bleed more as compared to rich ones
B. Bleeding can be minimized by adding pozzuolana finer aggregate
C. Bleeding can be increased by addition ‘of calcium chloride
D. none of the above - Select the incorrect statement?
A. The loss of prestress is more in pre-tensioning system than in post-tensioning system.
B. Pretensioning system has greater certainty about its durability.
C. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system
D. none of the above - Examine the following statements ___________?
1. Factor of safety for steel should be based on its yield stress,
2. Factor of safety for steel should be based on its ultimate stress,
3. Factor of safety for concrete should be based on its yield stress,
4. Factor of safety for concrete should be based on its ultimate stress.
The correct statements areA. (1) and (3)
B. (1) and(4)
C. (2) and (3)
D. (2) and (4) - Which of the following R.C. retaining walls is suitable for heights beyond 6m ?
A. L-shaped wall
B. T-shaped wall
C. counterfort type
D. all of the above - Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ?
A. elastic shortening of concrete
B. shrinkage of concrete
C. creep of concrete
D. loss due to friction - Which of the following has high tensile strength ?
A. plain hot rolled wires
B. cold drawn wires
C. heat treated rolled wires
D. all have same tensile strength - Bulking of sand is maximum if moisture content is about____________?
A. 2 %
B. 4%
C. 6%
D. 10% - A continuous beam is deemed to be a deep beam when the ratio of effective span to overall depth (1/D. is less than__________________?
A. 1.5
B. 2.0
C. 2.5
D. 3.0 - The main reinforcement in the heel of a T-shaped R.C. retaining wall is provided on______________?
A. top face perpendicular to wall
B. bottom face perpendicular to wall
C. both top and bottom faces perpendicular to wall
D. none of the above - The maximum value of hoop compression in a dome is given by___________________?
A. wR / 4d
B. wR/2d
C. wR/d
D. 2wR/dwhere, w = load per unit area of surface of dome R = radius of curvature d = thickness of dome
