Surveying If α is the observed altitude, the refraction correction in seconds, is 58 cos α 58" tan α 58" cot α 58 sin α 58 cos α 58" tan α 58" cot α 58 sin α ANSWER DOWNLOAD EXAMIANS APP
Surveying The difference of height of two points whose parallax difference is 0.8 mm on a pair of stereo pair taken from a height ‘H’ is 100 m. If mean photo base is 95.2 mm, the flying height is 12,000 m 14,000 m 10,000 m 8,000 m 12,000 m 14,000 m 10,000 m 8,000 m ANSWER DOWNLOAD EXAMIANS APP
Surveying The angle between the plane of the equator and the plane of the ecliptic, is known as obliquity of the ecliptic and its value is 24° 0' 22° 30' 23° 27' 23° 30' 24° 0' 22° 30' 23° 27' 23° 30' 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 The error due to eccentricity of inner and outer axes can be eliminated by taking both face observations and taking the mean of the two double sighting reading both verniers and taking the mean of the two taking mean of several readings distributed over different portions of the graduated circle taking both face observations and taking the mean of the two double sighting reading both verniers and taking the mean of the two taking mean of several readings distributed over different portions of the graduated circle ANSWER DOWNLOAD EXAMIANS APP
Surveying The point on the celestial sphere vertically below the observer's position, is called Celestial point Zenith Nadir Pole Celestial point Zenith Nadir Pole ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS