Surveying In an internal focussing type of telescope, the lens provided is plano-convex concave plano-concave convex plano-convex concave plano-concave convex ANSWER DOWNLOAD EXAMIANS APP
Surveying Assuming human normal vision distance 25 cm, smallest measurable angle 20", and intraocular distance 6.5 cm, the smallest depth to be discerned is 0.1 mm 0.5 mm 1.1 mm 1.00 mm 0.1 mm 0.5 mm 1.1 mm 1.00 mm 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 10 mm 6 mm 4 mm 2 mm 10 mm 6 mm 4 mm 2 mm 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 sin α = sin λ/sin δ cos H = tan λ/tan δ sin A = cos δ/cos λ All listed here sin α = sin λ/sin δ cos H = tan λ/tan δ sin A = cos δ/cos λ ANSWER DOWNLOAD EXAMIANS APP
Surveying The horizontal angle between the true meridian and magnetic meridian at a place is called declination magnetic bearing local attraction azimuth declination magnetic bearing local attraction azimuth ANSWER DOWNLOAD EXAMIANS APP
Surveying The necessary geometrical condition for triangulation adjustment is: The sum of the three angles of a plane triangle should be 180° The sum of the eight angles of a braced quadrilateral should be 360° The sum of the angles around a station should be 360° All listed here The sum of the three angles of a plane triangle should be 180° The sum of the eight angles of a braced quadrilateral should be 360° The sum of the angles around a station should be 360° All listed here ANSWER DOWNLOAD EXAMIANS APP