Building Materials problems
- 1. Acrylic sheets
Options- A. possess 10 to 17 times greater breakage resistance than that of glass of equivalent thickness
- B. are generally unaffected by most household detergents
- C. possess the light transmission rate of 93%
- D. are available in various shapes
- E. all the above. Discuss
Correct Answer: all the above.
- 2. The colour of statuary marble used for sculptor's work, is
Options- A. red
- B. blue
- C. white
- D. green
- E. yellow Discuss
Correct Answer: white
- 3. Plywood is normally available
Options- A. 1 mm thick
- B. 2 mm thick
- C. 2 to 3 mm thick
- D. 3 mm to 4 mm thick. Discuss
Correct Answer: 3 mm to 4 mm thick.
- 4. Pick up the correct statement from the following:
Options- A. Rust is due to formation of oxides
- B. Cast iron oxidises less
- C. Steel oxidises most
- D. Wrought iron oxidises moderately
- E. All the above. Discuss
Correct Answer: All the above.
- 5. The commonly used raw material in the manufacture of cement, is
Options- A. slate
- B. sand stone
- C. lime stone
- D. basalt. Discuss
Correct Answer: lime stone
- 6. Pick up the correct statement from the following:
Options- A. The low voltage porcelain is prepared by wet process
- B. The high voltage porcelain is prepared by dry process
- C. The low voltage porcelain is prepared by dry process
- D. None of the above. Discuss
Correct Answer: The low voltage porcelain is prepared by dry process
- 7. French polish is
Options- A. oil paint
- B. distemper
- C. spirit varnish
- D. none to these. Discuss
Correct Answer: spirit varnish
- 8. The harmonious mixing of the clay ingredients, is known as
Options- A. weathering
- B. blending
- C. tempering
- D. None of these. Discuss
Correct Answer: blending
- 9. Ground glass
Options- A. is made by grinding its one side
- B. is made by melting powdered glass paints surface
- C. is used for getting light without transparency
- D. all the above. Discuss
Correct Answer: all the above.
- 10. Pick up the correct statement from the following:
Options- A. Adding 5% to 6% of moisture content by weight, increases the volume of dry sand from 18% to 38%
- B. The bulking of fine sand is more than that of coarse sand
- C. If the percentage content of moisture exceeds 10%, increase in bulk of sand starts increasing
- D. The volume of fully saturated sand equals that of dry sand
- E. All the above. Discuss
Correct Answer: All the above.
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