Surveying In direct method of contouring, the process of locating or identifying points lying on a contour is called centring vertical control horizontal control ranging centring vertical control horizontal control ranging ANSWER DOWNLOAD EXAMIANS APP
Surveying Height of instrument method of levelling is quicker and less tedious for large number of intermediate sights None of these less accurate than rise and fall method more accurate than rise and fall method quicker and less tedious for large number of intermediate sights None of these less accurate than rise and fall method more accurate than rise and fall method ANSWER DOWNLOAD EXAMIANS APP
Surveying The moon rotates round the earth once in every 29.53 days 29.35 days 29 days 30 days 29.53 days 29.35 days 29 days 30 days ANSWER DOWNLOAD EXAMIANS APP
Surveying The relation between the air base (B), photographic base (b), flying height (H) and the focal length (f) of a vertical photograph, is B = bH/f B =f/bH B = b/fH B = H/bf B = bH/f B =f/bH B = b/fH B = H/bf ANSWER DOWNLOAD EXAMIANS APP
Surveying The zenith is the point on the celestial sphere West of observer South of observer East of observer North of observer West of observer South of observer East of observer North of observer ANSWER DOWNLOAD EXAMIANS APP
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 (ii), (iii), (i) (iii), (i), (ii) (i), (ii), (iii) (i), (iii), (ii) (ii), (iii), (i) (iii), (i), (ii) (i), (ii), (iii) (i), (iii), (ii) ANSWER DOWNLOAD EXAMIANS APP