Discussion
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- Question
Parallax bar measures
Options- A. parallax
- B. height
- C. parallax difference
- D. height difference.
- Correct Answer
- parallax difference
- 1. 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
- 2. At lower culmination, the pole star moves
Options- A. eastward
- B. westward
- C. northward
- D. southward. Discuss
- 3. G.M.T. corresponding to given mean time, equals
Options- A. L.M.T. - East longitude in time
- B. L.M.T. + East longitude in time
- C. L.M.T. - West longitude in time
- D. none of the these. Discuss
- 4. If ? is the declination of the Polaris and ? is the latitude of the place, the azimuth of the polaris, is
Options- A.
- B.
- C.
- D.
.
Discuss
- 5. The slotted template method
Options- A. is prepared, by graphical method
- B. is suitable for large areas with less control
- C. is rapid and accurate
- D. may be done on any scale
- E. all the above. Discuss
- 6. 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
- 7. 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
- 8. 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
- 9. The distance between the projection centre and the photograph, is called
Options- A. principal distance
- B. principal line
- C. isocentric distance
- D. focal length. Discuss
- 10. 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
Advanced Surveying problems
Search Results
Correct Answer: 5700 nautical miles
Correct Answer: eastward
Correct Answer: L.M.T. - East longitude in time
Correct Answer:
Correct Answer: all the above.
Correct Answer: 30 km
Correct Answer: 180° east or westward
Correct Answer: high oblique
Correct Answer: principal distance
Correct Answer: 30°
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