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Advanced Surveying
Comments
Question
The station pointer is generally used in
Options
A. Triangulation surveying
B. Astronomical surveying
C. Hydrographical surveying
D. Photogrammetric surveying.
Correct Answer
Hydrographical surveying
Advanced Surveying problems
Search Results
1. When a star is between the pole and the horizon, the relationship between latitude (?), zenith distance (
z
) and declination ?, is
Options
A. ? =
z
+ ?
B. ? = ? -
z
C. ? = 180° - (
z
+ ?)
D. ? = (
z
+ ?) - 180°.
Show Answer
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Discuss
Correct Answer: ? = 180° - (
z
+ ?)
2. The latitude of a place was obtained by subtracting the declination of a star from its zenith distance, the observed star was between
Options
A. horizon and equator
B. zenith and pole
C. equator and zenith
D. pole and horizon.
Show Answer
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Correct Answer: horizon and equator
3. Triangulation surveys are carried out for providing
Options
A. planimetric control
B. height control
C. both planimetric and height control
D. none of these.
Show Answer
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Discuss
Correct Answer: both planimetric and height control
4. The angular distance of a heavenly body from the equator, measured along its meridian, is called
Options
A. declination
B. altitude
C. zenith distance
D. co-latitude.
Show Answer
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Correct Answer: declination
5. The method of surveying by triangula-tion was first introduced by the Dutchman Snell in
Options
A. 1600
B. 1615
C. 1630
D. 1650
E. 1680.
Show Answer
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Correct Answer: 1615
6. For a spherical triangle
ABC
, pick up incorrect statement
Options
A.
B.
C.
D.
E. none of these.
Show Answer
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Discuss
Correct Answer:
7. If
S
is the sum of three angles of a spherical triangle, the spherical excess equals
Options
A.
S
- 90°
B.
S
- 180°
C.
S
- 270°
D.
S
- 360°.
Show Answer
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Correct Answer:
S
- 180°
8. The true and mean suns occupy the same meridian at the same time on
Options
A. April 15
B. June 14
C. September 1
D. December 25
E. all the above.
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Correct Answer: all the above.
9. With standard meridian as 82° 30' E the standard time at longitude 90° E is 8 h 30 m. The local mean time at the place will be
Options
A. 7 h 00 m
B. 7 h 30 m
C. 8 h 00 m
D. 8 h 30 m
E. 9 h 00 m.
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Correct Answer: 9 h 00 m.
10. The normal longitudinal overlap is generally kept
Options
A. 50%
B. 60%
C. 70%
D. 75%.
Show Answer
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Discuss
Correct Answer: 60%
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