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- Question
The most durable varnish is
Options- A. water varnish
- B. spirit varnish
- C. turpentine varnish
- D. oil varnish
- E. none of these.
- Correct Answer
- oil varnish
- 1. In a rock calcium carbonate predominates. State whether it is :
Options- A. Sillicious rock
- B. Argillaceous rock
- C. Calcareous rock
- D. None of these. Discuss
- 2. The cement becomes unsound by the presence of excess
Options- A. sulphur
- B. magnesia
- C. lime
- D. All of these. Discuss
- 3. The cast iron when heated to red heat with powdered red haemetite in an oven for increasing its toughness, is converted to
Options- A. grey cast iron
- B. white cast iron
- C. mottled cast iron
- D. toughed cast iron. Discuss
- 4. Rapid hardening cement contains
Options- A. Tri-calcium silicate
- B. Tri-calcium aluminate
- C. Tetra-calcium alumino-ferrite
- D. Dicalcium silicate. Discuss
- 5. The rocks which are formed due to pouring of magma at the earth's surface are called
Options- A. Plutonic rocks
- B. Hypabyssal rocks
- C. Volcanic rocks
- D. Igneous rocks Discuss
- 6. A volatile substance added to a paint to make its application easy and smooth, is known as
Options- A. base
- B. solvent
- C. vehicle
- D. none to these. Discuss
- 7. Jhumb bricks are
Options- A. under burnt
- B. over burnt
- C. kutcha
- D. none of these. Discuss
- 8. For one cubic metre of brick masonry, number of bricks required, is
Options- A. 400
- B. 425
- C. 450
- D. 500
- E. 550. Discuss
- 9. Age of a tree may be ascertained by
Options- A. radius of its stem
- B. circumference of its stem
- C. number of branches
- D. number of annual rings. Discuss
- 10. Softer variety of steel may be obtained by
Options- A. Cementation process
- B. crucible process
- C. Bessemer process
- D. Open hearth process. Discuss
Building Materials problems
Search Results
Correct Answer: Calcareous rock
Correct Answer: All of these.
Correct Answer: mottled cast iron
Correct Answer: Tri-calcium silicate
Correct Answer: Volcanic rocks
Correct Answer: solvent
Correct Answer: over burnt
Correct Answer: 500
Correct Answer: number of annual rings.
Correct Answer: Bessemer process
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