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 cos H = tan λ/tan δ All listed here sin α = sin λ/sin δ sin A = cos δ/cos λ cos H = tan λ/tan δ All listed here sin α = sin λ/sin δ sin A = cos δ/cos λ ANSWER DOWNLOAD EXAMIANS APP
Surveying The angle of intersection of the two plane mirrors of an optical square is 30° 90° 45° 60° 30° 90° 45° 60° ANSWER DOWNLOAD EXAMIANS APP
Surveying The latitude of a place was obtained by subtracting the zenith distance of a star from its declination, the observed star was between Zenith and pole Equator and zenith Horizon and equator Pole and horizon Zenith and pole Equator and zenith Horizon and equator Pole and horizon ANSWER DOWNLOAD EXAMIANS APP
Surveying The smaller horizontal angle between the true meridian and a survey line, is known Azimuth Bearing Declination Dip Azimuth Bearing Declination Dip ANSWER DOWNLOAD EXAMIANS APP
Surveying Theodolite is an instrument used for tightening the capstan-headed nuts of level tube measurement of both horizontal and vertical angles measurement of horizontal angles only measurement of vertical angles only tightening the capstan-headed nuts of level tube measurement of both horizontal and vertical angles measurement of horizontal angles only measurement of vertical angles only ANSWER DOWNLOAD EXAMIANS APP
Surveying Horizontal distances obtained by thermometric observations require slope and tension corrections do not require slope and tension corrections require tension correction require slope correction require slope and tension corrections do not require slope and tension corrections require tension correction require slope correction ANSWER DOWNLOAD EXAMIANS APP