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- Question
If diameter of a reinforcement bar is d, the anchorge value of the hook is
Options- A. 4d
- B. 8d
- C. 12d
- D. 16d
- E. none of these.
- Correct Answer
- 16d
- 1. Minimum spacing between horizontal parallel reinforcement of different sizes, should not be less than
Options- A. one diameter of thinner bar
- B. one diameter of thicker bar
- C. sum of the diameters of ihinner and thicker bars
- D. twice the diameter of thinner bar
- E. none of these. Discuss
- 2. An R.C.C beam of 25 cm width has a clear span of 5 metres and carries a U.D.L. of 2000 kg/m inclusive of its self weight. If the lever arm of the section is 45 cm., the beam is
Options- A. safe in shear
- B. is safe with stirrups
- C. is safe with stirrups and inclined members
- D. needs revision of the section. Discuss
- 3. In a combined footing if shear stress does not exceed 5 kg/cm2, the nominal stirrups provided are
Options- A. 6 legged
- B. 8 legged
- C. 10 legged
- D. 12 legged
- E. none of these. Discuss
- 4. In a singly reinforced beam, if the permissible stress in concrete reaches earlier than that in steel, the beam section is called
Options- A. under-reinforced section
- B. over reinforced section
- C. economic section
- D. critical section. Discuss
- 5. A pre-stressed concrete member
Options- A. is made of concrete
- B. is made of reinforced concrete
- C. is stressed after casting
- D. possesses internal stresses. Discuss
- 6. The angle of internal friction of soil mass is the angle whose
Options- A. tangent is equal to the rate of the maximum resistance to sliding on any internal inclined plane to the normal pressure acting on the plane
- B. sine is equal to the ratio of the maximum resistance to sliding on any internal inclined plane to the normal pressure acting on the plane
- C. cosine is equal to the ratio of the maximum resistance sliding on any internal inclined plane to the normal pressure acting on the plane
- D. none of these. Discuss
- 7. A foundation is called shallow if its depth, is
Options- A. one-fourth of its width
- B. half of its width
- C. three-fourth of its width
- D. equal to its width
- E. all the above. Discuss
- 8. An R.C.C. roof slab is designed as a two way slab if
Options- A. it supports live loads in both directions
- B. the ratio of spans in two directions is less than 2
- C. the slab is continuous over two supports
- D. the slab is discontinuous at edges. Discuss
- 9. If At is the gross area of steel in tension, d is the effective depth of the beam and y is the depth of the centre of gravity of the resultant compression, the moment of resistance M of the beam, is given by
Options- A. M = At(d - y)
- B. M = Atf(d - y)
- C. M = Atf(d + y)
- D. M =
- E. none of these. Discuss
- 10. Top bars are extended to the projecting parts of the combined footing of two columns L distance apart for a distance of
Options- A. 0.1 L from the outer edge of column
- B. 0.1 L from the centre edge of column
- C. half the distance of projection
- D. one-fourth the distance of projection. Discuss
RCC Structures Design problems
Search Results
Correct Answer: one diameter of thicker bar
Correct Answer: safe in shear
Correct Answer: 8 legged
Correct Answer: over reinforced section
Correct Answer: possesses internal stresses.
Correct Answer: tangent is equal to the rate of the maximum resistance to sliding on any internal inclined plane to the normal pressure acting on the plane
Correct Answer: equal to its width
Correct Answer: the ratio of spans in two directions is less than 2
Correct Answer: M = Atf(d + y)
Correct Answer: 0.1 L from the centre edge of column
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