Surveying The correction for parallax, is + .8" sin α - 8".8 cos α - 8".8 cos α + 8".8 cos α + .8" sin α - 8".8 cos α - 8".8 cos α + 8".8 cos α ANSWER DOWNLOAD EXAMIANS APP
Surveying The rise and fall method quicker and less tedious for large number of intermediate sights is not suitable for levelling with tilting levels is less accurate than height of instrument method provides a check on the reduction of intermediate point levels quicker and less tedious for large number of intermediate sights is not suitable for levelling with tilting levels is less accurate than height of instrument method provides a check on the reduction of intermediate point levels ANSWER DOWNLOAD EXAMIANS APP
Surveying To avoid large centering error with very short legs, observations are generally made All listed here To chain pins To a target fixed on theodolite tripod on which theodolite may be fitted easily By using optical system for centering the theodolite All listed here To chain pins To a target fixed on theodolite tripod on which theodolite may be fitted easily By using optical system for centering the theodolite ANSWER DOWNLOAD EXAMIANS APP
Surveying Dumpy level is most suitable when many readings are to be taken from a single setting of the instrument All of these the instrument is to be shifted frequently fly levelling is being done over long distance many readings are to be taken from a single setting of the instrument All of these the instrument is to be shifted frequently fly levelling is being done over long distance ANSWER DOWNLOAD EXAMIANS APP
Surveying The time interval between successive transits of the moon, is 24 hours 50 minutes 20 hours 25 minutes 24 hours 10 minutes 23 hours 50 minutes 24 hours 50 minutes 20 hours 25 minutes 24 hours 10 minutes 23 hours 50 minutes ANSWER DOWNLOAD EXAMIANS APP
Surveying The suitable contour interval for a map with scale 1 : 10000 is 2 m 10 m 20 m 5 m 2 m 10 m 20 m 5 m ANSWER DOWNLOAD EXAMIANS APP