Computer · Theodolite Surveying
Which of the following is NOT considered a fundamental line of a theodolite?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Axis of altitude level tube
- 2Horizontal axis (Trunnion axis is a fundamental line, but among alternatives, it refers to standard geometric reference lines)✓
- 3Vertical axis
- 4Line of sight
Correct answer
Horizontal axis (Trunnion axis is a fundamental line, but among alternatives, it refers to standard geometric reference lines)
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