Discussion
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- Question
Rocks formed due to alteration of original structure due to heat and excessive pressure are called
Options- A. sedimentary rocks
- B. igneous rocks
- C. metamorphic rocks
- D. none of these.
- Correct Answer
- metamorphic rocks
- 1. Soundness test of cement determines
Options- A. quality of free lime
- B. ultimate strength
- C. durability
- D. initial setting
- E. all the above. Discuss
- 2. Clay and silt content in a good brick earth must be at least
Options- A. 50%
- B. 40%
- C. 30%
- D. 25%
- E. 20%. Discuss
- 3. Quick lime (or caustic lime)
Options- A. is obtained by the calcination of pure lime stone
- B. has great affinity to moisture
- C. is amorphous
- D. All the above. Discuss
- 4. Inner part of a timber log surrounding the pitch, is called
Options- A. sapwood
- B. cambium layer
- C. heart wood
- D. none to these. Discuss
- 5. For slaking of 10 kg of CaO, the theoretical amount of water is
Options- A. 2.2 kg
- B. 1.5 kg
- C. 3.2 kg
- D. None of these. Discuss
- 6. Pick up the plutonic rock from the following:
Options- A. Granite
- B. Dolerite
- C. Basalt
- D. All the above. Discuss
- 7. Expanded metal is
Options- A. manufactured from steel sheets
- B. used for reinforced concrete in road pavements
- C. measured in term of SWM (shortway mesh) and LWM (long way mesh)
- D. all the above. Discuss
- 8. Pick up the correct statement from the following: Method of sawing timber
Options- A. tangentially to annual rings, is known as tangential method.
- B. in four quarters such that each board cuts annual rings at angles not less than 45°, is known as quarter sawing method.
- C. cut out of quarter logs, parallel to the medullary rays and perpendicular to annual rings, is known as radial sawing.
- D. all the above. Discuss
- 9. Chemically, marble is known as
Options- A. metamorphic rock
- B. argillaceous rock
- C. calcareous rock
- D. silicious rock. Discuss
- 10. The standard size of masonry bricks, is
Options- A. 18 cm x 8 cm x 8 cm
- B. 19 cm x 9 cm x 9 cm
- C. 20 cm x 10 cm x 10 cm
- D. 21 cm x 11 cm x 11 cm
- E. none of these. Discuss
Building Materials problems
Search Results
Correct Answer: quality of free lime
Correct Answer: 50%
Correct Answer: All the above.
Correct Answer: heart wood
Correct Answer: 3.2 kg
Correct Answer: Granite
Correct Answer: all the above.
Correct Answer: all the above.
Correct Answer: calcareous rock
Correct Answer: 19 cm x 9 cm x 9 cm
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