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- Question
Pick up the correct statement from the following:
Options- A. Bulking of sand is caused due to formation of a thin film of surface moisture
- B. Fine sand bulks more than coarse sand
- C. With 10% moisture content by weight, the bulking of sand is increased by 50%.
- D. The volume of fully saturated sand, is equal to the volume of dry and loose sand
- E. All the above.
- Correct Answer
- All the above.
- 1. For a rectangular foundation of width b, eccentricity of load should not exceed
Options- A. b/2
- B. b/3
- C. b/4
- D. b/5
- E. b/6. Discuss
- 2. The type of pointing in which a V-shaped projection outside the wall surface, is provided, is called
Options- A. recessed pointing
- B. weather pointing
- C. V-pointing
- D. tuck pointing. Discuss
- 3. The ceiling height of a building is
Options- A. between ceiling and ground level
- B. between ceiling and floor level
- C. upto roof above ground level
- D. upto ceiling from the ground level. Discuss
- 4. The sill of a common wooden partition is
Options- A. vertical wooden member on either end
- B. lower horizontal wooden member
- C. upper horizontal wooden member
- D. intermediate horizontal wooden member. Discuss
- 5. Pick up the correct statement from the following :
Options- A. sand consists of coarse particles of silica formed due to the disintegration of rocks.
- B. the grains of sand are not affected by frost
- C. sand beds are permeable and do not allow water to rise up between pores due to capillary action
- D. all the above. Discuss
- 6. Pick up the correct statement from the following:
Options- A. The free water is the amount of water added while mixing and the amount of water held on the surface of the aggregates prior to mixing
- B. The total water is the free water and the amount actually absorbed by the aggregates
- C. Neither (a) nor (b)
- D. Both (a) and (b). Discuss
- 7. For compacting plain concrete road surface of thickness less than 20 cm, we use
Options- A. internal vibrator
- B. screed vibrator
- C. form vibrator
- D. none of these. Discuss
- 8. Specified compressive strengh of concrete is obtained from cube tests at the end of
Options- A. 3 days
- B. 7 days
- C. 14 days
- D. 21 days
- E. 28 days. Discuss
- 9. Addition of pozzolana to cement
Options- A. decreases workability
- B. increases strength
- C. increases heat of hydration
- D. decreases curing time
- E. none of these. Discuss
- 10. For construction of structures in sea water, the cement generally preferred to, is
Options- A. Portland-pozzolana cement
- B. quick setting cement
- C. low heat Portland cement
- D. rapid hardening cement
- E. none of these. Discuss
Concrete Technology problems
Search Results
Correct Answer: b/6.
Correct Answer: weather pointing
Correct Answer: between ceiling and floor level
Correct Answer: lower horizontal wooden member
Correct Answer: all the above.
Correct Answer: Both (a) and (b).
Correct Answer: screed vibrator
Correct Answer: 28 days.
Correct Answer: none of these.
Correct Answer: Portland-pozzolana cement
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