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Civil Engineering :: Surveying

  1. The line of collimation method of reduction of levels, does not provide a check on

  2. A.

     Intermediate sights

    B.

     Fore sights

    C.

     Back sights

    D.

     Reduced levels


  3. Transit rule of adjusting the consecutive coordinates of a traverse is used where

  4. A.

     linear and angular measurements of the traverse are of equal accuracy

    B.

     angular measurements are more accurate than linear measurements

    C.

     linear measurements are more accurate than angular measurements

    D.

     all of the above


  5. The moon rotates round the earth once in every

  6. A.

     29 days

    B.

     29.35 days

    C.

     29.53 days

    D.

     30 days


  7. The height displacement on a vertical photograph

  8. A.

     Increases as the horizontal distance increases from the principal point

    B.

     Increases as the ground elevation increases

    C.

     Decreases as the flying height increases

    D.

     All the above


  9. The chord of a curve less than peg interval, is known as

  10. A.

     Small chord

    B.

     Sub-chord

    C.

     Normal chord

    D.

     Short chord


  11. The angle between the axis of earth and the vertical at the station of observation is called

  12. A.

     Astronomical latitude

    B.

     Astronomical co-latitude

    C.

     Co-declination of star

    D.

     Declination of star


  13. Pick up the correct statement from the following:

  14. A.

     The vertical plane containing the zenith, the station of observation and the celestial pole is the observer's meridian plane

    B.

     The angle between the direction of star in vertical plane and the direction of the star in horizontal plane is called the altitude of the star

    C.

     The complement of the altitude of star is called the zenith distance of the star

    D.

     All the above


  15. Pick up the correct statement from the following:

  16. A.

     Ursa Minor's remains always north of pole star

    B.

     Polar star remains always north of Polaris

    C.

     Polaris remains always north of Ursa Minor's

    D.

     Ursa Minor's pole star and Polaris are the names of the same star


  17. In field astronomy, the quantities observed are entirely

  18. A.

     Lengths

    B.

     Angles

    C.

     Heights

    D.

     All of these


  19. The net ground area of a vertical photograph 20 cm × 20 cm on scale 1 : 10,000 having overlaps 60% and 30%, is

  20. A.

     0.50 sq km

    B.

     0.56 sq km

    C.

     0.60 sq km

    D.

     0.64 sq km