Civil Engineering MCQs

2965 MCQs  (Page 47 of 297)

Due to circumferential action of the spiral in a spirally reinforced column________________?
A. Capacity of column is decreased
B. Ductility of column reduces
C. Capacity of column is decreased but ductility of column increases
D. Both the capacity of column and ductility of column increase
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
The temperature reinforcement in the vertical slab of a T-shaped R.C. retaining wall is______________?
A. Not needed
B. Provided equally on inner and front faces
C. Provided more on inner face than on front face
D. Provided more on front face than on inner face
If the depth of neutral axis for a singly reinforced rectangular section is represented by kd in working stress design, then the value of k for balanced section_______________?
A. Depends on as, only
B. Depends on acbc only
C. Depends on both crst and acbc
D. Is independant of both ast and acbc where d is the effective depth, ast is per-missible stress in steel in tension and ocbc is permissible stress in concrete in bend¬ing compression
For a reinforced concrete section, the shape of shear stress diagram is_______________?
A. Wholly parabolic
B. Wholly rectangular
C. Parabolic above neutral axis and rectangular below neutral axis
D. Rectangular above neutral axis and parabolic below neutral axis
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
In counterfort retaining walls, the main reinforcement in the stem at support is_______________?
A. Not provided
B. Provided only on inner face
C. Provided only on front face
D. Provided both on inner and front faces