Computer · Levelling
To eliminate instrumental errors while determining the difference in elevation between two points from a single setup of a levelling instrument, which method is used?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Locating the instrument station beyond the two points in line with them
- 2Balancing the foresight (FS) and backsight (BS) distances✓
- 3Keeping the FS distance 30 percent more than the BS distance
- 4Keeping the BS distance 30 percent more than the FS distance
Correct answer
Balancing the foresight (FS) and backsight (BS) distances
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