Probable accidental error in precise levelling as recommended by International Geodetic
Association should not exceed (where k is in kilometers.)
(A) ± 0.1 k mm
(B) ± 0.5 k mm
(C) ± 1 k mm
(D) ± 5 k mm
Association should not exceed (where k is in kilometers.)
(A) ± 0.1 k mm
(B) ± 0.5 k mm
(C) ± 1 k mm
(D) ± 5 k mm