Surveying Which of the following errors can be eliminated by taking mean of bot face observations ? 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 error due to imperfect graduations error due to eccentricity of verniers ANSWER DOWNLOAD EXAMIANS APP
Surveying The length of a parallel of λ latitude between two meridians is equal to difference in longitudes multiplied by tan λ cot λ sin λ cos λ tan λ cot λ sin λ cos λ ANSWER DOWNLOAD EXAMIANS APP
Surveying At western elongation, the pole star moves Westward Southward Eastward Northward Westward Southward Eastward Northward ANSWER DOWNLOAD EXAMIANS APP
Surveying Three point problem can be solved by Tracing paper method Lehman’s method All of these Tracing paper method Tracing paper method Lehman’s method All of these Tracing paper method ANSWER DOWNLOAD EXAMIANS APP
Surveying When a star is between the pole and the horizon, the relationship between latitude (λ), zenith distance (z) and declination δ, is θ = (z + δ) - 180° θ = δ - z θ = 180° - (z + δ) θ = z + δ θ = (z + δ) - 180° θ = δ - z θ = 180° - (z + δ) θ = z + δ ANSWER DOWNLOAD EXAMIANS APP
Surveying Pick up the correct statement for horizontal photographs. The two sides of a road meet at the vanishing point The lines parallel to the negative plane are projected as parallel lines All listed here Parallel lines do not appear parallel in central projection The two sides of a road meet at the vanishing point The lines parallel to the negative plane are projected as parallel lines All listed here Parallel lines do not appear parallel in central projection ANSWER DOWNLOAD EXAMIANS APP