- A geodetic level __________ consist of lines of sprit leveling connected together to form a system of __________ extending over an area.
- net; loops
- frame; triangle
- net; triangle
- frame; loops
- 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.
- spiral; arc to chord
- curved; chord to arc
- curved; arc to chord
- spiral; chord to arc
- The curvature correction in cm/km is __________.
- 7.6
- 7.7
- 7.8
- 7.9
- A __________ error will always have the same magnitude and __________ algebraic sign under the same condition.
- systematic; different
- random; different
- random; the same
- systematic; the same
- __________ is the arc between the celestial body and the __________.
- Declination; north pole
- Altitude; south pole
- Declination; celestial equator
- Altitude; north pole
- The equipotential surface to which, at every point, the plumb-line is __________ is called __________.
- parallel; geoid
- perpendicular; ellipsoid
- parallel; ellipsoid
- perpendicular; geiod
- 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 __________.
- $\sin \phi \sin longitude$
- $\cos \phi \sin longitude$
- $\cos \phi \cos longitude$
- $\sin \phi \cos longitude$
- Datum __________ is used to convert the coordinate of a __________ defined in one datum to coordinate in a different datum.
- transformation; point
- convergence; point
- transformation; surface
- convergence; surface
- Station Balanacan of PRS92 is located on __________ island while its azimuth mark is located on __________ island.
- Romblon; Masbate
- Marinduque; Baltazar
- Romblon; Baltazar
- Marinduque; Masbate
- In the published accuracy statement of an electronic total station is (0.2mm + 5ppm), 5ppm refers to ___ per km.
- 0.50mm.
- 5mm.
- 5cm.
- 5m.

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