Civil Engineering - Building Materials
Exercise :: Building Materials - Section 3
| 16. |
Pick up the correct statement from the following: |
| A. |
Solder material is an alloy which melts at a temperature above 400°C | | B. |
Brazing is done at temperature above 600°C to 1100°C | | C. |
Brazing joint is stronger than the solder joint | | D. |
all the above. |
Answer: Option D
Explanation:
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| 17. |
Lime concrete is generally used for |
| A. |
wall foundations | | B. |
flooring at ground level | | C. |
both (a) and (b) | | D. |
neither (a) nor (b). |
Answer: Option B
Explanation:
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| 18. |
Bituminous fells are used for |
| A. |
covering A.C. sheets | | B. |
covering sloping roofs | | C. |
D.P.C. | | D. |
none to these. |
Answer: Option A
Explanation:
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| 19. |
The minimum compressive strength of Ilnd class bricks should be |
| A. |
75 kg/cm2 | | B. |
90 kg/cm2 | | C. |
100 kg/cm2 | | D. |
120 kg/cm2 | | E. |
150 kg/cm2. |
Answer: Option A
Explanation:
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| 20. |
Stuco paints are suitable for |
| A. |
stone masonry | | B. |
brick walls | | C. |
both (a) and (b) | | D. |
neither (a) nor (b). |
Answer: Option C
Explanation:
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