Surveying A star is said to elongate When the star momentarily moves vertically When the angle at the star of the spherical triangle is 90° All of these When the star When the star momentarily moves vertically When the angle at the star of the spherical triangle is 90° All of these When the star 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 14,000 m 10,000 m 8,000 m 12,000 m 14,000 m 10,000 m 8,000 m 12,000 m ANSWER DOWNLOAD EXAMIANS APP
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 line of collimation not being perpendicular to horizontal axis error due to imperfect adjustment of plate levels error due to imperfect graduations error due to eccentricity of verniers error due to line of collimation not being perpendicular to horizontal axis error due to imperfect adjustment of plate levels error due to imperfect graduations ANSWER DOWNLOAD EXAMIANS APP
Surveying After fixing the plane table to the tripod, the main operations which are needed at each plane table station are (i) Levelling (ii) Orientation (iii) CenteringThe correct sequence of these operations is (ii), (iii), (i) (iii), (i), (ii) (i), (iii), (ii) (i), (ii), (iii) (ii), (iii), (i) (iii), (i), (ii) (i), (iii), (ii) (i), (ii), (iii) ANSWER DOWNLOAD EXAMIANS APP
Surveying The point where vertical line passing through the perspective centre intersects the plane of the photograph, is known as Nadir point Photo plumb point Plumb point Isocenter Nadir point Photo plumb point Plumb point Isocenter 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 Declination and hour angle system Declination and altitude system Altitude and azimuth system Declination and right ascension system Declination and hour angle system Declination and altitude system Altitude and azimuth system ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS