Advanced Surveying problems
- 1. 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
Correct Answer: 180° east or westward
- 2. 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
Correct Answer: high oblique
- 3. 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
Correct Answer: principal distance
- 4. 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
Correct Answer: 30°
- 5. 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
Correct Answer: from south to north of the equator
- 6. 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
Correct Answer: 24 hours 50 minutes
- 7. The principal line is the line joining the principal point and
Options- A. nadir
- B. isocentre
- C. perspective centre
- D. none of these. Discuss
Correct Answer: isocentre
- 8. 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
Correct Answer: All the above.
- 9. In observations of equal precision, the most probable values of the observed quantities are those that render the sum of the squares of the residual errors a minimum, is the fundamental principle of
Options- A. Gauss' Mid Latitude formula
- B. Delamber's method
- C. Legendr's method
- D. Least square method. Discuss
Correct Answer: Least square method.
- 10. If the distance between the projectors is altered by a movement along X-axis of one projector,
Options- A. the length of the air base is increased
- B. the scale of the model is altered
- C. y-parallax is not affected
- D. relative orientation is not affected
- E. all the above. Discuss
Correct Answer: all the above.
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