Civil Engineering MCQAE Level Civil Engineering
Which of the following about height difference by line of sight is correct?
SurveyingLevellingMEDIUM
Choose the correct answer
A
levelling measures magnetic bearing only
B
rise and fall or height of instrument methods compute reduced levels
C
RL is independent of staff reading
D
backsight is always subtracted from foresight without context
Correct Answer
B. rise and fall or height of instrument methods compute reduced levels
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Levelling determines elevations from staff readings. Correct option: B.
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