Civil Engineering - Building Materials
Exercise :: Building Materials - Section 4
| 46. |
Pick up the correct statement from the following: |
| A. |
Steel produced by open hearth process is milder than that obtained by the bessemer process | | B. |
Engineers prefer open hearth steel for structural purpose as it is more homogenous | | C. |
Basic Bessemer process is suitable for converting poor ore containing a large proportion of sulphur and phosphorus into steel | | D. |
all the above. |
Answer: Option D
Explanation:
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| 47. |
Pick up the correct statement from the following: |
| A. |
The distinct plane of division along which a stone can easily be split, is called natural bed of stone | | B. |
The natural bed of sedimentary rocks is along the planes of stratification | | C. |
The natural bed of igneous rocks is not defined | | D. |
All the above. |
Answer: Option D
Explanation:
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| 48. |
Invar contains |
| A. |
12% of nickel | | B. |
24% of nickel | | C. |
30% to nickel | | D. |
36% of nickel. |
Answer: Option D
Explanation:
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| 49. |
Based on flow quality, the sequence of pipes is |
| A. |
A.C. pipes, G.I. pipes, C.I. pipes, PVC pipes | | B. |
C.I. pipes, G.I. pipes, A.C. pipes, PVC pipes | | C. |
C.I. pipes, G.I. pipes, PVC pipes, A.C. pipes | | D. |
None of these. |
Answer: Option B
Explanation:
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