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- Question
Linseed oil is used in paints as
Options- A. thinner
- B. vehicle
- C. base
- D. drier.
- Correct Answer
- drier.
- 1. Soundness of cement is tested by
Options- A. Vicat's apparatus
- B. Le-chatelier apparatus
- C. compressive strength testing apparatus
- D. none of the these. Discuss
- 2. Steel contains carbon approximately
Options- A. 1.50% to 5.6%
- B. 0.05% to 1.75%
- C. 0.25%
- D. none to these. Discuss
- 3. For light and ornamental casting, the most unsuitable pig iron, is
Options- A. Bessemer pig
- B. Grey or foundry pig
- C. White or forge pig
- D. Mottled pig. Discuss
- 4. Bitumen may be dissolved in
Options- A. carbondioxide
- B. water
- C. sodium chloride
- D. carbon disulphide
- E. none of these. Discuss
- 5. For obtaining vinyl chloride acetate, the method used, is
Options- A. addition polymerization
- B. condensation polymerization
- C. co-polymerization
- D. none of these. Discuss
- 6. A rock contains only one mineral. It is called
Options- A. homogeneous
- B. non-homogeneous
- C. monomineralic
- D. polymineralic. Discuss
- 7. The plastics prepared from Vinyl resin are
Options- A. odourless
- B. non-toxic
- C. transparent
- D. colourless
- E. all of these. Discuss
- 8. Asbestos
Options- A. is a natural fibrous mineral substance
- B. is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3)
- C. contains iron oxide and alumina
- D. all the above. Discuss
- 9. Refractory bricks are
Options- A. neutral refractory bricks
- B. acid refractory bricks
- C. basic refractory bricks
- D. all the above. Discuss
- 10. Slump test for concrete is carried out, to determine
Options- A. strength
- B. durability
- C. workability
- D. water content. Discuss
Building Materials problems
Search Results
Correct Answer: Le-chatelier apparatus
Correct Answer: 0.05% to 1.75%
Correct Answer: Mottled pig.
Correct Answer: carbon disulphide
Correct Answer: co-polymerization
Correct Answer: monomineralic
Correct Answer: all of these.
Correct Answer: all the above.
Correct Answer: all the above.
Correct Answer: workability
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