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- Question
Generally wooden moulds are made from
Options- A. ply wood
- B. shisham wood
- C. deodar wood
- D. teak wood
- E. hard wood.
- Correct Answer
- shisham wood
- 1. The low voltage porcelain is mainly used for
Options- A. switch block
- B. insulating tubes
- C. lamp sockets
- D. All of these. Discuss
- 2. Plastic bitumen is generally used for
Options- A. road pavements
- B. expansion joints
- C. crack fillings
- D. none to these. Discuss
- 3. The main ingredient of a good quality brick earth, is
Options- A. magnesia
- B. lime
- C. silica
- D. alumina. Discuss
- 4. 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
- 5. 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. Discuss
- 6. The portion of a brick cut to form angles other than right angles in plan, is known as
Options- A. queen closer
- B. king closer
- C. closer
- D. squint brick. Discuss
- 7. Pick up the correct statement from the following:
Options- A. Steel produced by open hearth process is milder than that obtained by the bessemer process
- B. Engineers prefer open hearth steel for structural purpose as it is more homogenous
- C. Basic Bessemer process is suitable for converting poor ore containing a large proportion of sulphur and phosphorus into steel
- D. all the above. Discuss
- 8. Cast iron
Options- A. is obtained by purifying pig iron
- B. is manufactured in required shapes
- C. may contain 2 to 5 per cent of carbon with other impurities
- D. is remelted in a cupola furnace
- E. all the above. Discuss
- 9. The steel which contains fissures and cavities, is manufactured by
Options- A. Cementation process
- B. Crucible process
- C. Bessemer process
- D. Open hearth process. Discuss
- 10. The commonly used thinner in oil paints, is
Options- A. naptha
- B. turpentine
- C. both (a) and (b)
- D. neither (a) nor (b)
- E. none the these. Discuss
Building Materials problems
Search Results
Correct Answer: All of these.
Correct Answer: crack fillings
Correct Answer: alumina.
Correct Answer: All the above.
Correct Answer: 100 kg/cm2
Correct Answer: squint brick.
Correct Answer: all the above.
Correct Answer: all the above.
Correct Answer: Cementation process
Correct Answer: both (a) and (b)
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