Discussion
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- Question
The distance between the projection centre and the photograph, is called
Options- A. principal distance
- B. principal line
- C. isocentric distance
- D. focal length.
- Correct Answer
- principal distance
- 1. To have greatest coverage of the area, the type of photography used, is
Options- A. high oblique
- B. low oblique
- C. vertical
- D. none of these. Discuss
- 2. Longitudes are measured from 0° to
Options- A. 180° eastward
- B. 180° westward
- C. 180° east or westward
- D. 360° eastward
- E. 360° westward. Discuss
- 3. If two points differing by 1° of latitude and of the same longitude is 110 km apart on the earth, then two astronomical positions on the moon is about
Options- A. 10 km
- B. 25 km
- C. 30 km
- D. 50 km. Discuss
- 4. Parallax bar measures
Options- A. parallax
- B. height
- C. parallax difference
- D. height difference. Discuss
- 5. The longitudes of two places at latitude 60° N are 93° E and 97° W. Their departure is
Options- A. 5100 nautical miles
- B. 5700 nautical miles
- C. 120 nautical miles
- D. 500 nautical miles
- E. none of these. Discuss
- 6. If a star whose declination is 60° N culminates at zenith, its altitude at the lower culmination, is
Options- A. 10°
- B. 20°
- C. 30°
- D. 40°
- E. 60°. Discuss
- 7. At the first point of Aeries, the sun moves
Options- A. northward
- B. southward
- C. from south to north of the equator
- D. from north to south of the equator. Discuss
- 8. The time interval between successive transits of the moon, is
Options- A. 24 hours 10 minutes
- B. 20 hours 25 minutes
- C. 24 hours 50 minutes
- D. 23 hours 50 minutes
- E. 23 hours 25 minutes. Discuss
- 9. The principal line is the line joining the principal point and
Options- A. nadir
- B. isocentre
- C. perspective centre
- D. none of these. Discuss
- 10. Pick up the correct statement from the following :
Options- A. If the applied tension to the tape is more than the standard, the tension correction is positive
- B. If the applied tension to the tape is less than the standard, the tension correction is negative
- C. If the temperature during measurement is greater than the standard temperature, the temperature correction is positive
- D. If the temperature during measurement is lower than the standard temperature, temperature correction is negative
- E. All the above. Discuss
Advanced Surveying problems
Search Results
Correct Answer: high oblique
Correct Answer: 180° east or westward
Correct Answer: 30 km
Correct Answer: parallax difference
Correct Answer: 5700 nautical miles
Correct Answer: 30°
Correct Answer: from south to north of the equator
Correct Answer: 24 hours 50 minutes
Correct Answer: isocentre
Correct Answer: All the above.
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