Surveying In an internal focussing type of telescope, the lens provided is concave plano-convex convex plano-concave concave plano-convex convex plano-concave ANSWER DOWNLOAD EXAMIANS APP
Surveying The product of the distances of plumb point and horizon point of a vertical photograph from its principal point, is 3f2 f2 ½f 2f2 3f2 f2 ½f 2f2 ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following errors can be neutralised by setting the level midway between the two stations ? error due to both curvature and re-fraction error due to refraction only None of these error due to curvature only error due to both curvature and re-fraction error due to refraction only None of these error due to curvature only 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° All listed here The sum of the angles around a station should be 360° 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° All listed here The sum of the angles around a station should be 360° ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following errors can be eliminated by taking mean of bot face observations ? error due to eccentricity of verniers error due to imperfect graduations error due to imperfect adjustment of plate levels error due to line of collimation not being perpendicular to horizontal axis error due to eccentricity of verniers error due to imperfect graduations error due to imperfect adjustment of plate levels error due to line of collimation not being perpendicular to horizontal axis ANSWER DOWNLOAD EXAMIANS APP
Surveying If the intercept on a vertical staff is ob-served as 0.75 m from a tacheometer, the horizontal distance between tacheometer and staff station is 50 m 7.5 m 25 m 75 m 50 m 7.5 m 25 m 75 m ANSWER DOWNLOAD EXAMIANS APP
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