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 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 error due to horizontal axis not being perpendicular to the vertical axis None of these 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 ANSWER DOWNLOAD EXAMIANS APP
Surveying To avoid large centering error with very short legs, observations are generally made By using optical system for centering the theodolite All listed here To a target fixed on theodolite tripod on which theodolite may be fitted easily To chain pins By using optical system for centering the theodolite All listed here To a target fixed on theodolite tripod on which theodolite may be fitted easily To chain pins ANSWER DOWNLOAD EXAMIANS APP
Surveying During chaining along a straight line, the . leader of the party has 4 arrows in his hand while the follower has 6. Distance of the follower from the starting point is 6 chains 120 m 4 chains 180m 6 chains 120 m 4 chains 180m ANSWER DOWNLOAD EXAMIANS APP
Surveying The error due to eccentricity of inner and outer axes can be eliminated by taking mean of several readings distributed over different portions of the graduated circle reading both verniers and taking the mean of the two taking both face observations and taking the mean of the two double sighting taking mean of several readings distributed over different portions of the graduated circle reading both verniers and taking the mean of the two taking both face observations and taking the mean of the two double sighting ANSWER DOWNLOAD EXAMIANS APP
Surveying The point at which sun's declination changes from north to south, is known as First point of Libra Both (B) and (C) of the above Vernal Equinox First point of Aeries First point of Libra Both (B) and (C) of the above Vernal Equinox First point of Aeries ANSWER DOWNLOAD EXAMIANS APP
Surveying The altitudes of a circumpolar star at culminations are 70° and 10°, both culminations being north of zenith. The latitude of the place, is 60° 80° 70° 40° 60° 80° 70° 40° ANSWER DOWNLOAD EXAMIANS APP