Surveying Which of the following errors can be eliminated by taking mean of bot face observations ? error due to imperfect graduations error due to eccentricity of verniers error due to line of collimation not being perpendicular to horizontal axis error due to imperfect adjustment of plate levels error due to imperfect graduations error due to eccentricity of verniers error due to line of collimation not being perpendicular to horizontal axis error due to imperfect adjustment of plate levels 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 Pivot station Subsidiary station Satellite station Main station Pivot station Subsidiary station Satellite station Main station ANSWER DOWNLOAD EXAMIANS APP
Surveying If the altitudes of a star at its upper and lower transits are 60° 30' and 19° 30' respectively, the latitude of the place, is 35° 45° 60° 30° 35° 45° 60° 30° ANSWER DOWNLOAD EXAMIANS APP
Surveying Pick up the correct statement from the following. The difference between the longitudes of the places is obtained. By adding their longitudes if places are in the different hemispheres All of these By subtracting their longitudes if places are in the same hemisphere By subtracting the sum of their longitudes exceeding 180° from 360° if places are in different hemispheres By adding their longitudes if places are in the different hemispheres All of these By subtracting their longitudes if places are in the same hemisphere By subtracting the sum of their longitudes exceeding 180° from 360° if places are in different hemispheres ANSWER DOWNLOAD EXAMIANS APP
Surveying To obtain photographs of an area of 1000 m average elevation, on scale 1 : 30,000, with a camera of 30 cm focal length, the flying height is 4000 m 5000 m 6000 m 7000 m 4000 m 5000 m 6000 m 7000 m ANSWER DOWNLOAD EXAMIANS APP
Surveying The negative sign is assigned to Reduction to mean sea level Correction for horizontal alignment Correction for slope All listed here Reduction to mean sea level Correction for horizontal alignment Correction for slope All listed here ANSWER DOWNLOAD EXAMIANS APP