Surveying If α is the observed altitude, the refraction correction in seconds, is 58" tan α 58" cot α 58 cos α 58 sin α 58" tan α 58" cot α 58 cos α 58 sin α ANSWER DOWNLOAD EXAMIANS APP
Surveying The relief displacement of a building 72 m high on photograph is 7.2 mm and its top appears 10 cm away from principal point. The flying height of the camera, is 1500 m 500 m 1000 m 2000 m 1500 m 500 m 1000 m 2000 m ANSWER DOWNLOAD EXAMIANS APP
Surveying The point at which sun's declination changes from north to south, is known as Both (B) and (C) of the above First point of Libra First point of Aeries Vernal Equinox Both (B) and (C) of the above First point of Libra First point of Aeries Vernal Equinox ANSWER DOWNLOAD EXAMIANS APP
Surveying Local attraction in compass surveying may exist due to incorrect levelling of the magnetic needle presence of magnetic substances near the instrument loss of magnetism of the needle friction of the needle at the pivot incorrect levelling of the magnetic needle presence of magnetic substances near the instrument loss of magnetism of the needle friction of the needle at the pivot ANSWER DOWNLOAD EXAMIANS APP
Surveying The scale of a tilted photograph of focal length f taken from an altitude H, along the plate parallel through principal point is f sec θ/H f/H f/H cos ½θ f/H sec θ f sec θ/H f/H f/H cos ½θ f/H sec θ ANSWER DOWNLOAD EXAMIANS APP
Surveying Pick up the incorrect statement from the following. In a spherical triangle Sum of the three angles less than six right angles and greater than two right angles Sum of any two sides is greater than the third Sum of the three angles is equal to two right angles Every angle is less than two right angles Sum of the three angles less than six right angles and greater than two right angles Sum of any two sides is greater than the third Sum of the three angles is equal to two right angles Every angle is less than two right angles ANSWER DOWNLOAD EXAMIANS APP