Surveying
After fixing the plane table to the tripod, the main operations which are needed at each plane table station are (i) Levelling (ii) Orientation (iii) CenteringThe correct sequence of these operations is

(i), (iii), (ii)
(ii), (iii), (i)
(i), (ii), (iii)
(iii), (i), (ii)

ANSWER DOWNLOAD EXAMIANS APP