Q
The difference of levels between two stations A and B is to be determined. For best results, the instrument station should be_______________?
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A
A. Equidistant from a and b
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B
B. Closer to the higher station
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C
C. Closer to the lower station
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D
D. As far as possible from the line ab
Correct Answer:
A. A. Equidistant from a and b
