Civil Engineering MCQAE Level Civil Engineering
Which of the following about local attraction is correct?
SurveyingCompass SurveyEASY
Choose the correct answer
A
nearby magnetic materials can disturb observed bearings
B
local attraction improves bearing accuracy
C
bearings never need correction
D
magnetic declination is the same as chainage
Correct Answer
A. nearby magnetic materials can disturb observed bearings
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Local attraction causes magnetic bearing errors. Correct option: A.
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