Miscellaneous

Miscellaneous – Geodesy – 1

  1. A geodetic level __________ consist of lines of sprit leveling connected together to form a system of __________ extending over an area.
    1. net; loops
    2. frame; triangle
    3. net; triangle
    4. frame; loops
  2. In transforming geodetic and grid azimuth, the geodetic direction projected into a plane is actually a __________ line, rather than a straight line, thus, the need for the __________ correction.
    1. spiral; arc to chord
    2. curved; chord to arc
    3. curved; arc to chord
    4. spiral; chord to arc
  3. The curvature correction in cm/km is __________.
    1. 7.6
    2. 7.7
    3. 7.8
    4. 7.9
  4. A __________ error will always have the same magnitude and __________ algebraic sign under the same condition.
    1. systematic; different
    2. random; different
    3. random; the same
    4. systematic; the same
  5. __________ is the arc between the celestial body and the __________.
    1. Declination; north pole
    2. Altitude; south pole
    3. Declination; celestial equator
    4. Altitude; north pole
  6. The equipotential surface to which, at every point, the plumb-line is __________ is called __________.
    1. parallel; geoid
    2. perpendicular; ellipsoid
    3. parallel; ellipsoid
    4. perpendicular; geiod
  7. In the classical spherical coordinates called geometric coordinates, consisting of longitude, geocentric latitude, and distance, $r$ from the center of an ellipsoid, the x-coordinate is equal to the product of distance, $r$ and __________.
    1. $\sin \phi \sin longitude$
    2. $\cos \phi \sin longitude$
    3. $\cos \phi \cos longitude$
    4. $\sin \phi \cos longitude$
  8. Datum __________ is used to convert the coordinate of a __________ defined in one datum to coordinate in a different datum.
    1. transformation; point
    2. convergence; point
    3. transformation; surface
    4. convergence; surface
  9. Station Balanacan of PRS92 is located on __________ island while its azimuth mark is located on __________ island.
    1. Romblon; Masbate
    2. Marinduque; Baltazar
    3. Romblon; Baltazar
    4. Marinduque; Masbate
  10. In the published accuracy statement of an electronic total station is (0.2mm + 5ppm), 5ppm refers to ___ per km.
    1. 0.50mm.
    2. 5mm.
    3. 5cm.
    4. 5m.

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