Surveying The meridian of a place is A semi-circle which passes through the place and is terminated at the poles A great circle passing through the place and the poles A great circle whose plane is perpendicular to the axis of rotation and it also passes through the place An arc of the great circle which passes through the place and is perpendicular to the equator A semi-circle which passes through the place and is terminated at the poles A great circle passing through the place and the poles A great circle whose plane is perpendicular to the axis of rotation and it also passes through the place An arc of the great circle which passes through the place and is perpendicular to the equator ANSWER DOWNLOAD EXAMIANS APP
Surveying If ‘δ’ is the declination of the star and ‘φ’ is the latitude of the observer, then the azimuth of the star at elongation is given by tan z = sec φ . cos δ cos z = sec φ . cos δ None of these sin z = sec φ . cos δ tan z = sec φ . cos δ cos z = sec φ . cos δ None of these sin z = sec φ . cos δ ANSWER DOWNLOAD EXAMIANS APP
Surveying The product of the distances of plumb point and horizon point of a vertical photograph from its principal point, is ½f 2f2 f2 3f2 ½f 2f2 f2 3f2 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) (i), (iii), (ii) (i), (ii), (iii) (iii), (i), (ii) (ii), (iii), (i) (i), (iii), (ii) (i), (ii), (iii) (iii), (i), (ii) 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 altitude system Declination and right ascension system Declination and hour angle system Altitude and azimuth system Declination and altitude system Declination and right ascension system Declination and hour angle system Altitude and azimuth system ANSWER DOWNLOAD EXAMIANS APP
Surveying 23 cm × 23 cm photographs are taken from a flying height with a camera of focal length of 3600 m and 15.23 cm respectively. A parallax difference of 0.01 mm represents 4 m 3 m 2 m 1 m 4 m 3 m 2 m 1 m ANSWER DOWNLOAD EXAMIANS APP