Surveying
If the intercept on a vertical staff is ob-served as 0.75 m from a tacheometer, the horizontal distance between tacheometer and staff station is

50 m
25 m
75 m
7.5 m

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Surveying
The cross hairs in the surveying telescope are placed

anywhere between eye-piece and objective lens
much closer to the eye-piece than to the objective lens
much closer to the objective lens than to the eye piece
midway between eye piece and objec-tive lens

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