Surveying The altitudes of a circumpolar star at culminations are 70° and 10°, both culminations being north of zenith. The declination of the star, is 80° 50° 60° 70° 80° 50° 60° 70° ANSWER DOWNLOAD EXAMIANS APP
Surveying Local attraction in compass surveying may exist due to 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 incorrect levelling of the magnetic needle ANSWER DOWNLOAD EXAMIANS APP
Surveying With standard meridian as 82° 30' E the standard time at longitude 90° E is 8 h 30 m. The local mean time at the place will be 9 h 00 m 7 h 30 m 7 h 00 m 8 h 00 m 9 h 00 m 7 h 30 m 7 h 00 m 8 h 00 m ANSWER DOWNLOAD EXAMIANS APP
Surveying If the reduced bearing of a line AB is N60°W and length is 100 m, then the latitude and departure respectively of the line AB will be +70.7 m, -50 m +50 m, +86.6 m +86.6 m, -50 m +50 m, -86.6 m +70.7 m, -50 m +50 m, +86.6 m +86.6 m, -50 m +50 m, -86.6 m ANSWER DOWNLOAD EXAMIANS APP
Surveying The difference of levels between two stations A and B is to be determined. For best results, the instrument station should be closer to the lower station as far as possible from the line AB equidistant from A and B closer to the higher station closer to the lower station as far as possible from the line AB equidistant from A and B closer to the higher station ANSWER DOWNLOAD EXAMIANS APP
Surveying The following points form a pair of homologous points: Photo isocenter and ground isocenter Photo principal point and ground principal point All listed here Photo plumb point and ground plumb point Photo isocenter and ground isocenter Photo principal point and ground principal point All listed here Photo plumb point and ground plumb point ANSWER DOWNLOAD EXAMIANS APP
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