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- Question
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.
- Correct Answer
- M = Atf(d + y)
- 1. 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
- 2. 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
- 3. 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
- 4. 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. Discuss
- 5. 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
- 6. 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
- 7. In a doubly-reinforced beam if c and t are stresses in concrete and tension reinforcement, d is the effective depth and n is depth of critical neutral axis n, the following relationship holds good
Options- A.
- B.
- C.
- D.
- E.
Discuss
- 8. If the size of a column is reduced above the floor, the main bars of the columns, are
Options- A. continued up
- B. bent inward at the floor level
- C. stopped just below the floor level and separate lap bars provided
- D. all the above. Discuss
- 9. A part of the slab may be considered as the flange of the T-beam if
Options- A. flange has adequate reinforcement transverse to beam
- B. it is built integrally with the beam
- C. it is effectively bonded together with the beam
- D. all the above. Discuss
- 10. Design of R.C.C. cantilever beams, is based on the resultant force at
Options- A. fixed end
- B. free end
- C. mid span
- D. mid span and fixed support. Discuss
RCC Structures Design problems
Search Results
Correct Answer: the ratio of spans in two directions is less than 2
Correct Answer: equal to its width
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: 16d
Correct Answer: one diameter of thicker bar
Correct Answer: 0.1 L from the centre edge of column
Correct Answer:
Correct Answer: all the above.
Correct Answer: all the above.
Correct Answer: fixed end
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