Surveying For any star to be a circumpolar star, its Hour angle must be 180° Distance from the pole must be less than the latitude of the observer Declination must be 0° Declination must be 90° Hour angle must be 180° Distance from the pole must be less than the latitude of the observer Declination must be 0° Declination must be 90° ANSWER DOWNLOAD EXAMIANS APP
Surveying The scale of a tilted photograph of focal length f taken from an altitude H, along the plate parallel through principal point is f sec θ/H f/H f/H sec θ f/H cos ½θ f sec θ/H f/H f/H sec θ f/H cos ½θ ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following errors cannot be eliminated by taking both face observations ? error due to horizontal axis not being perpendicular to the vertical axis None of these index error i.e. error due to imperfect adjustment of the vertical circle vernier error due to non-parallelism of the axis of telescope level and line of collimation error due to horizontal axis not being perpendicular to the vertical axis None of these index error i.e. error due to imperfect adjustment of the vertical circle vernier error due to non-parallelism of the axis of telescope level and line of collimation ANSWER DOWNLOAD EXAMIANS APP
Surveying The methods used for locating the plane table stations arei) radiationii) traversingiii) intersectioniv) resectionThe correct answer is (iii) and (iv) (i) and (ii) (i) and (iii) (ii) and (iv) (iii) and (iv) (i) and (ii) (i) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Surveying Rotation of the camera at exposure about horizontal axis normal to the line of flight, is known as Tilt Swing None of these Tip Tilt Swing None of these Tip ANSWER DOWNLOAD EXAMIANS APP
Surveying In an internal focussing type of telescope, the lens provided is plano-concave plano-convex concave convex plano-concave plano-convex concave convex ANSWER DOWNLOAD EXAMIANS APP
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