Surveying
If in a closed traverse, the sum of the north latitudes is more than the sum of the south latitudes and also the sum of west departures is more than the sum of the east departures, the bearing of the closing line is in the

SE quadrant
SW quadrant
NW quadrant
NE quadrant

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Surveying
Theodolite is an instrument used for

measurement of vertical angles only
tightening the capstan-headed nuts of level tube
measurement of horizontal angles only
measurement of both horizontal and vertical angles

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Surveying
Refraction correction

partially eliminates curvature correction
adds to the curvature correction
has no effect on curvature correction
completely eliminates curvature correction

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