Surveying The scale of a vertical photograph of focal length ‘f’ taken from height of ‘H’ metres above M.S.L., at a point of reduced level ‘h’, is f/H f/(H + h) (H - h)/f f/(H - h) f/H f/(H + h) (H - h)/f f/(H - h) 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 inaccurate graduation error due to eccentricity of verniers error due to displacement of station signals error due to wrong adjustment of line of collimation and trunnion axis error due to inaccurate graduation error due to eccentricity of verniers error due to displacement of station signals error due to wrong adjustment of line of collimation and trunnion axis ANSWER DOWNLOAD EXAMIANS APP
Surveying Triangulation surveys are carried out for locating Engineering works, i.e. terminal points of long tunnels, bridge abutments, etc. All of these Control points for surveys of large areas Control points for photogrammetric surveys Engineering works, i.e. terminal points of long tunnels, bridge abutments, etc. All of these Control points for surveys of large areas Control points for photogrammetric surveys ANSWER DOWNLOAD EXAMIANS APP
Surveying The altitude of a heavenly body is its angular distance, measured on the vertical circle passing through the body, above Equator Horizon None of these Pole Equator Horizon None of these Pole ANSWER DOWNLOAD EXAMIANS APP
Surveying The station where observations are not made, but the angles at the station are used in triangulation series, is known as Main station Satellite station Pivot station Subsidiary station Main station Satellite station Pivot station Subsidiary station ANSWER DOWNLOAD EXAMIANS APP
Surveying The elevation of the star at elongation is obtained by sin α = cos φ cosec δ sin α = sin φ cosec δ sin α = cos φ sec δ sin α = sin φ sec δ sin α = cos φ cosec δ sin α = sin φ cosec δ sin α = cos φ sec δ sin α = sin φ sec δ ANSWER DOWNLOAD EXAMIANS APP