Probable systematic error in precise levelling as recommended by Inter – McqOptions

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1.	Probable systematic error in precise levelling as recommended by International Geodetic Association should not exceed (where k is in kilometers.)
A.	1.770 m.
B.	¬± 0.1 k mm
C.	¬± 0.2 k mm
D.	¬± 0.1 k
Answer» E.

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