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 line of collimation not being perpendicular to horizontal axis error due to imperfect adjustment of plate levels error due to eccentricity of verniers error due to imperfect graduations 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 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 error due to non-parallelism of the axis of telescope level and line of collimation index error i.e. error due to imperfect adjustment of the vertical circle vernier None of these error due to horizontal axis not being perpendicular to the vertical axis error due to non-parallelism of the axis of telescope level and line of collimation index error i.e. error due to imperfect adjustment of the vertical circle vernier None of these ANSWER DOWNLOAD EXAMIANS APP
Surveying Places having same latitude Are equidistant from both the poles Are equidistant from the nearer pole Lie on the parallel of the latitude All listed here Are equidistant from both the poles Are equidistant from the nearer pole Lie on the parallel of the latitude All listed here ANSWER DOWNLOAD EXAMIANS APP
Surveying The scale of the photography taken from a height of 300 m, with a camera of focal length 15 cm, is 1 : 20,000 1 : 15,000 1 : 30,000 1 : 10,000 1 : 20,000 1 : 15,000 1 : 30,000 1 : 10,000 ANSWER DOWNLOAD EXAMIANS APP
Surveying From the principal point the horizon point lies on the principal line at a distance of f sin θ f tan θ f cot θ f cos θ f sin θ f tan θ f cot θ f cos θ ANSWER DOWNLOAD EXAMIANS APP
Surveying The correction for sag is always subtractive always additive always zero sometimes additive and sometimes subtractive always subtractive always additive always zero sometimes additive and sometimes subtractive ANSWER DOWNLOAD EXAMIANS APP