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- Question
Pick up the correct statement from the following :
Options- A. The measured stereoscopic base of photographs is obtained by dividing the air base in metres by the mean scale of the photograph
- B. The difference between the absolute parallax of two points depends upon the difference in their elevations
- C. The line joining the principal point of a photograph and the transferred principal point of the adjoining photograph, is called stereoscopic base
- D. all the above.
- Correct Answer
- all the above.
- 1. The zenith is the point on the celestial sphere
Options- A. east of observer
- B. west of observer
- C. north of observer
- D. south of observer
- E. above the observer. Discuss
- 2. Equation of time which is the difference between apparent solar time and mean solar time at any instant, vanishes during one year
Options- A. once
- B. twice
- C. thrice
- D. four times
- E. five times. Discuss
- 3. A star in northern sphere is said to transit
Options- A. when its altitude is maximum
- B. when its azimuth is 180°
- C. when it is in south
- D. all the above. Discuss
- 4. Pick up the incorrect statement from the following. The angular distance of hevenly bodies on observer's meridian measured from the pole, is
Options- A. co-declination
- B. co-altitude
- C. co-latitude
- D. polar distance
- E. none of these. Discuss
- 5. Stellar astronomy deals with
Options- A. plane surveying
- B. geodetic surveying
- C. star observations
- D. planet observations. Discuss
- 6. The product of the distances of plumb point and horizon point of a vertical photograph from its principal point, is
Options- A. f2
- B. 2f2
- C. 3f2
- D.
f - E.
f
Discuss
- 7. The sun's declination remains north between
Options- A. March 21 to June 21
- B. June 21 to September 21
- C. September 21 to December 21
- D. December 21 to Mach 21
- E. both (a) and (b) of above. Discuss
- 8. Latitude of the observer's position is equal to altitude of
Options- A. north pole
- B. pole star
- C. celestial pole
- D. all the above. Discuss
- 9. Pick up the correct statement from the following :
Options- A. Centre of the celestial sphere is taken as the position of the observer
- B. Centre of the celestial sphere is taken as the centre of the earth
- C. stars move and maintain their relative positions
- D. Celestial bodies though fixed, appear to revolve from east to west round the celestial pole.
- E. All the above. Discuss
- 10. Pick up the incorrect statement from the following :
Options- A. In truly vertical photographs without relief angles are true at the plumb point
- B. In tilted photographs without relief, angles are true at the iso-centre
- C. In tilled photographs with relief, angles are true at the principal point.
- D. none of these. Discuss
Advanced Surveying problems
Search Results
Correct Answer: south of observer
Correct Answer: four times
Correct Answer: all the above.
Correct Answer: co-declination
Correct Answer: star observations
Correct Answer: f2
Correct Answer: both (a) and (b) of above.
Correct Answer: celestial pole
Correct Answer: All the above.
Correct Answer: In tilled photographs with relief, angles are true at the principal point.
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