Discussion
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- Question
The minimum compressive strength of 1st class bricks should be
Options- A. 75 kg/cm2
- B. 90 kg/cm2
- C. 100 kg/cm2
- D. 120 kg/cm2
- E. 130 kg/cm2.
- Correct Answer
- 100 kg/cm2
- 1. Mastic asphalt is normally used for
Options- A. sound insulation
- B. water proofing
- C. fire proofing
- D. none to these. Discuss
- 2. Putty is
Options- A. made with finely powdered chalk and linseed oil
- B. used for fixing glass panes
- C. softened by a solution of pearl ash and quick-lime soaked in water
- D. all the above. Discuss
- 3. Quick lime
Options- A. generates heat when added to water
- B. reacts with carbon dioxide
- C. may be used for white-washing
- D. when mixed with water forms slaked lime
- E. all the above. Discuss
- 4. Asbestos is
Options- A. corrugated sheet used for roofing
- B. an incombustible fire proof material
- C. an organic substance
- D. a bad insulator for sound and heat
- E. all the above. Discuss
- 5. Bitumen is generally obtained from
Options- A. organic material
- B. synthetic material
- C. petroleum product
- D. coal. Discuss
- 6. Pick up the correct statement from the following:
Options- A. The plywoods do not split or crack due to changes in atmosphere
- B. The commercial plywoods are available upto 150 cm wide and upto 300 cm long
- C. The plywoods possess uniform tensile strength in all directions
- D. The plywoods are light in weight
- E. All the above. Discuss
- 7. The main ingredient of a good quality brick earth, is
Options- A. magnesia
- B. lime
- C. silica
- D. alumina. Discuss
- 8. Plastic bitumen is generally used for
Options- A. road pavements
- B. expansion joints
- C. crack fillings
- D. none to these. Discuss
- 9. The low voltage porcelain is mainly used for
Options- A. switch block
- B. insulating tubes
- C. lamp sockets
- D. All of these. Discuss
- 10. Generally wooden moulds are made from
Options- A. ply wood
- B. shisham wood
- C. deodar wood
- D. teak wood
- E. hard wood. Discuss
Building Materials problems
Search Results
Correct Answer: water proofing
Correct Answer: all the above.
Correct Answer: all the above.
Correct Answer: all the above.
Correct Answer: petroleum product
Correct Answer: All the above.
Correct Answer: alumina.
Correct Answer: crack fillings
Correct Answer: All of these.
Correct Answer: shisham wood
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