Advanced Surveying problems
- 1. The correction applied to the measured base of length L is
Options- A.
- B.
where w is the weight of tape/m - C.
where h is height difference of end supports - D. Reduction to mean sea level =
- E. all the above. Discuss
Correct Answer: all the above.
- 2. If the general ground level of any area is 10% of the flying height, the principal points may be used as the centres of radial directions for small scale mapping even in tilted photograph up to
Options- A. 1°
- B. 2°
- C. 3°
- D. 4° Discuss
Correct Answer: 3°
- 3. The elevation of the star at elongation is obtained by
Options- A. sin ? = sin ? cosec ?
- B. sin ? = sin ? sec ?
- C. sin ? = cos ? sec ?
- D. sin ? = cos ? cosec ?. Discuss
Correct Answer: sin ? = sin ? cosec ?
- 4. The angle between the direction of star and the direction of earth's axis of rotation is called
Options- A. co-declination
- B. co-latitude
- C. declination
- D. latitude. Discuss
Correct Answer: co-declination
- 5. The position of a heavenly body on the celestial sphere can be completely specified by
Options- A. its altitude and azimuth
- B. its declination and hour angle
- C. its declination and right ascension
- D. all the above. Discuss
Correct Answer: all the above.
- 6. By raising the z-column of right projector, maximum y-parallax is introduced in the model at
Options- A. position 1
- B. position 2
- C. position 4
- D. position 6
- E. position 4 and 6. Discuss
Correct Answer: position 4 and 6.
- 7. The angle between the plane of the equator and the plane of the ecliptic, is known as obliquity of the ecliptic and its value is
Options- A. 22° 30'
- B. 23° 27'
- C. 23° 30'
- D. 24° 0'. Discuss
Correct Answer: 23° 27'
- 8. The relief displacement of a minar 72 m high on photograph is 7.2 mm and its top appears 10 cm away from principal point. The flying height of the camera, is
Options- A. 500 m
- B. 1000 m
- C. 1500 m
- D. 2000 m. Discuss
Correct Answer: 1000 m
- 9. In a tropical year, the number of sidereal days are
Options- A. one less than mean solar days
- B. one more than mean solar days
- C. equal to mean solar days
- D. none of these. Discuss
Correct Answer: one more than mean solar days
- 10. At western elongation, the pole star moves
Options- A. eastward
- B. westward
- C. northward
- D. southward. Discuss
Correct Answer: southward.
More in Civil Engineering:
Programming
Copyright ©CuriousTab. All rights reserved.