Surveying
The type of surveying which requires least office work is

plane table surveying
tacheomefry
theodolite surveying
trigonometrical levelling

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

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

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Surveying
Which of the following errors can be eliminated by taking mean of bot face observations ?

error due to imperfect graduations
error due to imperfect adjustment of plate levels
error due to line of collimation not being perpendicular to horizontal axis
error due to eccentricity of verniers

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