Surveying
The type of surveying which requires least office work is

theodolite surveying
trigonometrical levelling
plane table surveying
tacheomefry

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Surveying
Accidental errors

Do not follow any definite mathematical law
All of these
Cannot be removed by applying corrections to the observed values
Are generally small

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Surveying
Homologous points are

Opposite corners of a photograph
Nodal points of the camera lens
Plumb points of stereo pair of photographs
Corresponding points on the ground and photograph

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