Surveying
If the focal length of the object glass is 25 cm and the distance from object glass to the trunnion axis is 15 cm, the additive constant is

0.6
0.1
1.33
0.4

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

linear measurements are more accurate than angular measurements
linear and angular measurements of the traverse are of equal accuracy
angular measurements are more accurate than linear measurements
All of these

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