Discussion
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- Question
If W is the load on a circular slab of radius R, the maximum radial moment at the centre of the slab, is
Options- A.
- B.
- C.
- D.
- Correct Answer
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- 1. The load stress of a section can be reduced by
Options- A. decreasing the lever arm
- B. increasing the total perimeter of bars
- C. replacing larger bars by greater number of small bars
- D. replacing smaller bars by greater number of greater bars
- E. none of these. Discuss
- 2. Minimum spacing between horizontal parallel reinforcement of the same size should not be less than
Options- A. one diameter
- B. 2.5 diameters
- C. 3 diameters
- D. 3.5 diameters
- E. 4 diameters Discuss
- 3. The neutral axis of a T-beam exists
Options- A. within the flange
- B. at the bottom edge of the slab
- C. below the slab
- D. all the above. Discuss
- 4. The minimum thickness of a flat slab is taken
Options- A. 13 cm
- B. L/32 for end panels without drops
- C. L/36 for end panels without drops
- D. L/36 for interior panels without drop
- E. all the above. Discuss
- 5. According to I.S. : 456, slabs which span in two directions with corners held down, are assumed to be divided in each direction into middle strips and edge strips such that the width of the middle strip, is
Options- A. half of the width of the slab
- B. two-third of the width of the slab
- C. three-fourth of the width of the slab
- D. four-fifth of the width of the slab
- E. three-fifth of the width of the slab. Discuss
- 6. The floor slab of a building is supported on reinforced cement floor beams. The ratio of the end and intermediate spans is kept
Options- A. 0.7
- B. 0.8
- C. 0.9
- D. 0.6
- E. none of these. Discuss
- 7. Spacing of stirrups in a rectangular beam, is
Options- A. kept constant throughout the length
- B. decreased towards the centre of the beam
- C. increased at the ends
- D. increased at the centre of the beam. Discuss
- 8. If Md and Mt are the maximum bending moments due to dead load and live load respectively and F is the total effective pressure, for a balanced design of a prestreseed concrete beam of steel, is
Options- A.
- B.
- C.
- D.
Discuss
- 9. In a prestressed member it is advisable to use
Options- A. low strength concrete only
- B. high strength concrete only
- C. low strength concrete but high tensile steel
- D. high strength concrete and high tensile steel
- E. high strength concrete but low tensile steel Discuss
- 10. For a ribbed slab
Options- A. clear spacing between ribs shall not be greater than 4.5 cm
- B. width of the rib shall not be less than 7.5 cm
- C. overall depth of the slab shall not exceed four times the breadth of the rib
- D. all the above. Discuss
RCC Structures Design problems
Search Results
Correct Answer: replacing larger bars by greater number of small bars
Correct Answer: one diameter
Correct Answer: all the above.
Correct Answer: all the above.
Correct Answer: three-fourth of the width of the slab
Correct Answer: 0.9
Correct Answer: increased at the centre of the beam.
Correct Answer:
Correct Answer: high strength concrete and high tensile steel
Correct Answer: all the above.
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