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- Question
Pick up the incorrect statement from the following:
Options- A. Plastics are chemical resistant
- B. Plastics are durable
- C. Plastics are ductile
- D. Plastics are excellent electric insulators.
- Correct Answer
- Plastics are ductile
- 1. Fibre boards can be
Options- A. distempered
- B. painted
- C. painted and distempered
- D. used for furniture. Discuss
- 2. The minimum compressive strength of Ilnd class bricks should be
Options- A. 75 kg/cm2
- B. 90 kg/cm2
- C. 100 kg/cm2
- D. 120 kg/cm2
- E. 150 kg/cm2. Discuss
- 3. The process of decarbonising the pig iron completely and then adding proper percentage of carbon for manufacturing steel, is called
Options- A. Cementation process
- B. crucible process
- C. Bessemer process
- D. Open hearth process. Discuss
- 4. During pudding
Options- A. molten metal is kept clear of the fuel
- B. carbon is converted into carbonic acid gas
- C. silicon forms a slag
- D. metal is heated by the burning of gases
- E. all the above. Discuss
- 5. Pick up the correct statement from the following:
Options- A. Corrugated sheet iron is made by passing plain sheets between grooved rollers
- B. Strength and stiffness of corrugated sheets are considerably increased
- C. Corrugated sheets are generally gal-venised to protect iron from corrosion by rust
- D. Corrugated sheets are generally used on slanting roofs
- E. all the above. Discuss
- 6. If water required for 1 bag of cement is 30 litres, the water cement ratio is :
Options- A. 0.40
- B. 0.50
- C. 0.60
- D. None of these. Discuss
- 7. Which one of the following polymers is obtained from condensation polymerization?
Options- A. phenol formaldehyde
- B. carbamide
- C. melamine-formaldehyde
- D. all of these. Discuss
- 8. Bituminous fells are used for
Options- A. covering A.C. sheets
- B. covering sloping roofs
- C. D.P.C.
- D. none to these. Discuss
- 9. Quartzite, a metamorphic stone is
Options- A. hard
- B. brittle
- C. crystalline
- D. compact
- E. All the above. Discuss
- 10. The presence of original rounded surface on the manufactured piece of timber, is called
Options- A. Wane
- B. Torn grain
- C. Diagonal grain
- D. Chipmark. Discuss
Building Materials problems
Search Results
Correct Answer: used for furniture.
Correct Answer: 75 kg/cm2
Correct Answer: Cementation process
Correct Answer: all the above.
Correct Answer: all the above.
Correct Answer: 0.60
Correct Answer: all of these.
Correct Answer: covering A.C. sheets
Correct Answer: All the above.
Correct Answer: Wane
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