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Civil Engineering :: Surveying

  1. The distance between the minor control point and the principal point should be equal to

  2. A.

     Base line of the left photograph of stereo pair

    B.

     Base line of the right photograph of stereo pair

    C.

     Sum of the base lines of stereo pair

    D.

     Mean of the base lines of the stereo pair


  3. The meridian of a place is

  4. A.

     A great circle passing through the place and the poles

    B.

     A great circle whose plane is perpendicular to the axis of rotation and it also passes through the place

    C.

     A semi-circle which passes through the place and is terminated at the poles

    D.

     An arc of the great circle which passes through the place and is perpendicular to the equator


  5. The coverage is least if photography is

  6. A.

     High oblique

    B.

     Low oblique

    C.

     Vertical

    D.

     None of these


  7. Rotation of the camera at exposure about horizontal axis normal to the line of flight, is known as

  8. A.

     Swing

    B.

     Tilt

    C.

     Tip

    D.

     None of these


  9. The principal line is the line joining the principal point and

  10. A.

     Nadir

    B.

     Isocenter

    C.

     Perspective centre

    D.

     None of these


  11. The product of the distances of plumb point and horizon point of a vertical photograph from its principal point, is

  12. A.

     f2

    B.

     2f2

    C.

     3f2

    D.

     ½f


  13. A series of closely spaced contour lines represents a

  14. A.

     steep slope

    B.

     gentle slope

    C.

     uniform slope

    D.

     plane surface


  15. Places having same latitude

  16. A.

     Lie on the parallel of the latitude

    B.

     Are equidistant from the nearer pole

    C.

     Are equidistant from both the poles

    D.

     All the above


  17. The sun's declination remains north between

  18. A.

     March 21 to June 21

    B.

     June 21 to September 21

    C.

     September 21 to December 21

    D.

     Both (A) and (B) of above


  19. Benchmark is established by

  20. A.

     hypsometry

    B.

     barometric levelling

    C.

     spirit levelling

    D.

     trigonometrical levelling