Surveying For any star to be a circumpolar star, its Declination must be 0° Distance from the pole must be less than the latitude of the observer Declination must be 90° Hour angle must be 180° Declination must be 0° Distance from the pole must be less than the latitude of the observer Declination must be 90° Hour angle must be 180° ANSWER DOWNLOAD EXAMIANS APP
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 + h) f/(H - h) f/H (H - h)/f f/(H + h) f/(H - h) f/H (H - h)/f ANSWER DOWNLOAD EXAMIANS APP
Surveying If α, H, A and δ be the altitude, hour angle, azimuth and declination of a circumpolar star at its elongation, in latitude λ, the following relation holds good All listed here cos H = tan λ/tan δ sin A = cos δ/cos λ sin α = sin λ/sin δ All listed here cos H = tan λ/tan δ sin A = cos δ/cos λ sin α = sin λ/sin δ ANSWER DOWNLOAD EXAMIANS APP
Surveying Local attraction in compass surveying may exist due to incorrect levelling of the magnetic needle friction of the needle at the pivot loss of magnetism of the needle presence of magnetic substances near the instrument incorrect levelling of the magnetic needle friction of the needle at the pivot loss of magnetism of the needle presence of magnetic substances near the instrument ANSWER DOWNLOAD EXAMIANS APP
Surveying The rise and fall method provides a check on the reduction of intermediate point levels quicker and less tedious for large number of intermediate sights is not suitable for levelling with tilting levels is less accurate than height of instrument method provides a check on the reduction of intermediate point levels quicker and less tedious for large number of intermediate sights is not suitable for levelling with tilting levels is less accurate than height of instrument method ANSWER DOWNLOAD EXAMIANS APP
Surveying The prime vertical passes through The west point of the horizon All of these The east point of the horizon The zenith point of the observer The west point of the horizon All of these The east point of the horizon The zenith point of the observer ANSWER DOWNLOAD EXAMIANS APP