Civil Engineering - Surveying
Exercise :: Surveying - Section 2
| 36. |
The conventional sign shown in below figure represents a
 |
| A. |
bridge carrying railway below road | | B. |
bridge carrying road below railway | | C. |
bridge carrying road and railway at the same level | | D. |
a level crossing. |
Answer: Option A
Explanation:
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| 37. |
Deviation of the actual road gradient from the proposed contou'r gradient up hill side, involves |
| A. |
embankment on the centre line | | B. |
excavation on the centre line | | C. |
earth work on the centre line | | D. |
none of these. |
Answer: Option B
Explanation:
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| 38. |
Measuring with a 30 m chain, 0.01 m too short, introduces |
| A. |
positive compensating error | | B. |
negative compensating error | | C. |
positive cumulative error | | D. |
negative cumulative error. |
Answer: Option C
Explanation:
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| 39. |
Setting out a curve by two theodolite method, involves |
| A. |
linear measurements only | | B. |
angular measurements only | | C. |
both linear and angular measurements | | D. |
none of these. |
Answer: Option B
Explanation:
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| 40. |
When the bubble of the level tube of a level, remains central |
| A. |
line of sight is horizontal | | B. |
axis of the telescope is horizontal | | C. |
line of collimation is horizontal | | D. |
geometrical axis of the telescope is horizontal. |
Answer: Option A
Explanation:
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