Home / Civil Engineering / Surveying :: section-9

Civil Engineering :: Surveying

  1. The angle between the prolongation of the preceding line and the forward line of a traverse is called

  2. A.

     deflection angle

    B.

     included angle

    C.

     direct angle

    D.

     none of the above


  3. To avoid large centering error with very short legs, observations are generally made

  4. A.

     To chain pins

    B.

     By using optical system for centering the theodolite

    C.

     To a target fixed on theodolite tripod on which theodolite may be fitted easily

    D.

     All the above


  5. For which of the following permanent adjustments of theodolite, the spire test is used ?

  6. A.

     adjustment of plate levels

    B.

     adjustment of line of sight

    C.

     adjustment of horizontal axis

    D.

     adjustment of altitude bubble and vertical index frame


  7. The resection by two point problem as compared to three point problem

  8. A.

     gives more accurate problem

    B.

     takes less time

    C.

     requires more labour

    D.

     none of the above


  9. The angular distance of a heavenly body from the equator, measured along its meridian, is called

  10. A.

     Declination

    B.

     Altitude

    C.

     Zenith distance

    D.

     Co-latitude


  11. The station where observations are not made, but the angles at the station are used in triangulation series, is known as

  12. A.

     Satellite station

    B.

     Subsidiary station

    C.

     Pivot station

    D.

     Main station


  13. The scale of a tilted photograph of focal length f taken from an altitude H, along the plate parallel through principal point is

  14. A.

     f/H sec θ

    B.

     f sec θ/H

    C.

     f/H

    D.

     f/H cos ½θ


  15. The equation which is obtained by multiplying each equation by the coefficient of its unknowns and by adding the equations thus formed, is known as

  16. A.

     Observation equation

    B.

     Conditional equation

    C.

     Normal equation

    D.

     None of these


  17. The main object of the astronomer to obtain

  18. A.

     Astronomical latitude

    B.

     Astronomical longitude

    C.

     Astronomical bearing

    D.

     All of these


  19. Stellar astronomy deals with

  20. A.

     Plane surveying

    B.

     Geodetic surveying

    C.

     Star observations

    D.

     Planet observations