Surveying If ‘δ’ is the declination of the Polaris and ‘λ’ is the latitude of the place, the azimuth of the Polaris, is tan (90° + δ)/tan (90° + λ) sin (90° - δ)/sin (90° - λ) cos (90° - δ)/cos (90° - λ) cos δ/cos λ tan (90° + δ)/tan (90° + λ) sin (90° - δ)/sin (90° - λ) cos (90° - δ)/cos (90° - λ) cos δ/cos λ ANSWER DOWNLOAD EXAMIANS APP
Surveying If the image of a triangulation station of R.L. 500 m is 4 cm from the principal point of a vertical photo taken from an altitude of 2000 m, above datum, the height displacement will be 6 mm 2 mm 4 mm 10 mm 6 mm 2 mm 4 mm 10 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying The declination and right ascension of the sun becomes 23° 27' N and 90° respectively on March 21 December 22 June 21 September 21 March 21 December 22 June 21 September 21 ANSWER DOWNLOAD EXAMIANS APP
Surveying To avoid large centering error with very short legs, observations are generally made To a target fixed on theodolite tripod on which theodolite may be fitted easily All listed here By using optical system for centering the theodolite To chain pins To a target fixed on theodolite tripod on which theodolite may be fitted easily All listed here By using optical system for centering the theodolite To chain pins ANSWER DOWNLOAD EXAMIANS APP
Surveying Refraction correction partially eliminates curvature correction completely eliminates curvature correction has no effect on curvature correction adds to the curvature correction partially eliminates curvature correction completely eliminates curvature correction has no effect on curvature correction adds to the curvature correction ANSWER DOWNLOAD EXAMIANS APP
Surveying Accidental errors Cannot be removed by applying corrections to the observed values All of these Do not follow any definite mathematical law Are generally small Cannot be removed by applying corrections to the observed values All of these Do not follow any definite mathematical law Are generally small ANSWER DOWNLOAD EXAMIANS APP