Computer · Surveying
To find the true difference in elevation between two points A and B using a leveling instrument without error from curvature and refraction, the level instrument must be set up:
- 1Either at point A or at point B
- 2Exactly midway between the points A and B✓
- 3Very close to the point A
- 4Very close to the point B
Correct answer
Exactly midway between the points A and B
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