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  • Question
  • If S is the sum of three angles of a spherical triangle, the spherical excess equals


  • Options
  • A. S - 90°
  • B. S - 180°
  • C. S - 270°
  • D. S - 360°.

  • Correct Answer
  • S - 180° 


  • Advanced Surveying problems


    Search Results


    • 1. For a spherical triangle ABC, pick up incorrect statement

    • Options
    • A.
    • B.
    • C.
    • D.
    • E. none of these.
    • Discuss
    • 2. The station pointer is generally used in

    • Options
    • A. Triangulation surveying
    • B. Astronomical surveying
    • C. Hydrographical surveying
    • D. Photogrammetric surveying.
    • Discuss
    • 3. When a star is between the pole and the horizon, the relationship between latitude (?), zenith distance (z) and declination ?, is

    • Options
    • A. ? = z + ?
    • B. ? = ? - z
    • C. ? = 180° - (z + ?)
    • D. ? = (z + ?) - 180°.
    • Discuss
    • 4. The latitude of a place was obtained by subtracting the declination of a star from its zenith distance, the observed star was between

    • Options
    • A. horizon and equator
    • B. zenith and pole
    • C. equator and zenith
    • D. pole and horizon.
    • Discuss
    • 5. Triangulation surveys are carried out for providing

    • Options
    • A. planimetric control
    • B. height control
    • C. both planimetric and height control
    • D. none of these.
    • Discuss
    • 6. The true and mean suns occupy the same meridian at the same time on

    • Options
    • A. April 15
    • B. June 14
    • C. September 1
    • D. December 25
    • E. all the above.
    • Discuss
    • 7. With standard meridian as 82° 30' E the standard time at longitude 90° E is 8 h 30 m. The local mean time at the place will be

    • Options
    • A. 7 h 00 m
    • B. 7 h 30 m
    • C. 8 h 00 m
    • D. 8 h 30 m
    • E. 9 h 00 m.
    • Discuss
    • 8. The normal longitudinal overlap is generally kept

    • Options
    • A. 50%
    • B. 60%
    • C. 70%
    • D. 75%.
    • Discuss
    • 9. Polaris is usually observed for the determination of the latitude when it is

    • Options
    • A. at culmination
    • B. at elongation
    • C. neither at culmination nor at elongation
    • D. either at culmination or at elongation.
    • Discuss
    • 10. Right ascension of a heavenly body is its equatorial angular distance measured

    • Options
    • A. westward from the first point of Libra
    • B. eastward from the first point of Aeries
    • C. westward from the first point of Aeries
    • D. eastward from the first point of Libra.
    • Discuss


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