Discussion
Home ‣ Civil Engineering ‣ RCC Structures Design Comments
- Question
If Ac, Asc and A are areas of concrete, longitudinal steel and section of a R.C.C. column and m and ?c are the modular ratio and maximum stress in the configuration of concrete, the strength of column is
Options- A. ?cAc + m ?cAsc
- B. ?c(A - Asc) + m ?cAsc
- C. ?c[A + (m - 1)ASC]
- D. all the above.
- Correct Answer
- all the above.
- 1. After prestressing process is completed, a loss of stress is due to
Options- A. shrinkage of concrete
- B. elastic shortening of concrete
- C. creep of concrete
- D. creep of steel
- E. all the above. Discuss
- 2. An R.C.C. column is treated as short column if its slenderness ratio is less than
Options- A. 30
- B. 35
- C. 40
- D. 50
- E. 60 Discuss
- 3. In a slab, the pitch of the main reinforcement should not exceed its effective depth
Options- A. three times
- B. four times
- C. five times
- D. two times. Discuss
- 4. The maximum ratio of span to depth of a slab simply supported and spanning in one direction, is
Options- A. 35
- B. 25
- C. 30
- D. 20
- E. 15 Discuss
- 5. A pre-stressed concrete member is preferred because
Options- A. its dimensions are not decided from the diagonal tensile stress
- B. large size of long beams carrying large shear force need not be adopted
- C. removal of cracks in the members due to shrinkage
- D. all the above. Discuss
- 6. For a continuous floor slab supported on beams, the ratio of end span length and intermediate span length, is
Options- A. 0.6
- B. 0.7
- C. 0.8
- D. 0.9 Discuss
- 7. The ratio of the breadth to effective depth of a beam is kept
Options- A. 0.25
- B. 0.50
- C. 0.70
- D. 0.75
- E. none of these. Discuss
- 8. If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted, is
Options- A. square
- B. rectangular
- C. trapezoidal
- D. triangular. Discuss
- 9. If p1 and P2 are effective lateral loadings at the bottom and top exerted by a level earth subjected to a superload on the vertical face of height h of a retaining wall, the horizontal pressure p per unit length of the wall, is
Options- A.
- B.
- C.
- D.
Discuss
- 10. The self-weight of the footing, is
Options- A. not considered for calculating the upward pressure on footing
- B. also considered for calculating the upward pressure on footihg
- C. not considered for calculating the area of the footing
- D. both (b) and (c) Discuss
RCC Structures Design problems
Search Results
Correct Answer: all the above.
Correct Answer: 50
Correct Answer: three times
Correct Answer: 30
Correct Answer: all the above.
Correct Answer: 0.9
Correct Answer: 0.50
Correct Answer: rectangular
Correct Answer:
Correct Answer: not considered for calculating the upward pressure on footing
Comments
There are no comments.More in Civil Engineering:
Programming
Copyright ©CuriousTab. All rights reserved.