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