Surveying The adjustment of horizontal cross hair is required particularly when the instrument is used for measurement of horizontal angles prolonging a straight line All of these leveling measurement of horizontal angles prolonging a straight line All of these leveling ANSWER DOWNLOAD EXAMIANS APP
Surveying The most convenient co-ordinate system for specifying the relative positions of heavenly bodies on the celestial sphere, is Declination and right ascension system Altitude and azimuth system Declination and altitude system Declination and hour angle system Declination and right ascension system Altitude and azimuth system Declination and altitude system Declination and hour angle system ANSWER DOWNLOAD EXAMIANS APP
Surveying In a spherical triangle ABC, right angled at C, sin b equals cot A tan a tan a cot A sin a cos A cos a sin A cot A tan a tan a cot A sin a cos A cos a sin A ANSWER DOWNLOAD EXAMIANS APP
Surveying To avoid large centering error with very short legs, observations are generally made To chain pins All listed here By using optical system for centering the theodolite To a target fixed on theodolite tripod on which theodolite may be fitted easily To chain pins All listed here By using optical system for centering the theodolite To a target fixed on theodolite tripod on which theodolite may be fitted easily ANSWER DOWNLOAD EXAMIANS APP
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 Rotation of the camera at exposure about horizontal axis normal to the line of flight, is known as Swing Tilt Tip None of these Swing Tilt Tip None of these ANSWER DOWNLOAD EXAMIANS APP