Surveying The plane at right angle to the zenith-nadir line and passing through the centre of the earth, is called All of these Celestial horizon True horizon Rational horizon All of these Celestial horizon True horizon Rational horizon 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 (iii), (i), (ii) (ii), (iii), (i) (i), (ii), (iii) (i), (iii), (ii) (iii), (i), (ii) (ii), (iii), (i) (i), (ii), (iii) (i), (iii), (ii) ANSWER DOWNLOAD EXAMIANS APP
Surveying Triangulation surveys are carried out for locating Engineering works, i.e. terminal points of long tunnels, bridge abutments, etc. Control points for photogrammetric surveys All of these Control points for surveys of large areas Engineering works, i.e. terminal points of long tunnels, bridge abutments, etc. Control points for photogrammetric surveys All of these Control points for surveys of large areas ANSWER DOWNLOAD EXAMIANS APP
Surveying The point where a vertical line through the optical centre of the camera lens intersects the ground, is known as Ground principal point Perspective centre Iso-centre Ground plumb point Ground principal point Perspective centre Iso-centre Ground plumb point ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following errors is not eliminated by the method of repetition of horizontal angle measurement ? error due to wrong adjustment of line of collimation and trunnion axis error due to displacement of station signals error due to inaccurate graduation error due to eccentricity of verniers error due to wrong adjustment of line of collimation and trunnion axis error due to displacement of station signals error due to inaccurate graduation error due to eccentricity of verniers ANSWER DOWNLOAD EXAMIANS APP
Surveying ‘H’ is the flying height above mean ground level and ‘f’ is the principal distance of a vertical photograph. The mean scale of the photographs is f/H H. f H/f H + f f/H H. f H/f H + f ANSWER DOWNLOAD EXAMIANS APP