Which of the following errors can be neutralised by setting the level – McqOptions

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1.	Which of the following errors can be neutralised by setting the level midwaybetween the two stations ?
A.	error due to curvature only
B.	error due to refraction only
C.	error due to both curvature and re-fraction
D.	none of the above
Answer» D. none of the above

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