Surveying To obtain photographs of an area of 1000 m average elevation, on scale 1 : 30,000, with a camera of 30 cm focal length, the flying height is 7000 m 4000 m 6000 m 5000 m 7000 m 4000 m 6000 m 5000 m ANSWER DOWNLOAD EXAMIANS APP
Surveying If 16 flight lines are run perpendicular to an area 30 km wide, their spacings on a photographical map on scale 1 : 50,000 , will be 2 cm 4 cm 3 cm 1 cm 2 cm 4 cm 3 cm 1 cm ANSWER DOWNLOAD EXAMIANS APP
Surveying For a well-conditioned triangle, no angle should be less than 30° 20° 60° 45° 30° 20° 60° 45° ANSWER DOWNLOAD EXAMIANS APP
Surveying The maximum tolerance in a 20 m chain is ±3 mm ±8 mm ±2 mm ±5 mm ±3 mm ±8 mm ±2 mm ±5 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying Right ascension of a heavenly body is its equatorial angular distance measured Eastward from the first point of Libra Westward from the first point of Libra Eastward from the first point of Aeries Westward from the first point of Aeries Eastward from the first point of Libra Westward from the first point of Libra Eastward from the first point of Aeries Westward from the first point of Aeries ANSWER DOWNLOAD EXAMIANS APP
Surveying Different grades are joined together by a Compound curve Reverse curve Transition curve Vertical curve Compound curve Reverse curve Transition curve Vertical curve ANSWER DOWNLOAD EXAMIANS APP