Surveying Which of the following errors can be neutralised by setting the level midway between the two stations ? error due to curvature only None of these error due to refraction only error due to both curvature and re-fraction error due to curvature only None of these error due to refraction only error due to both curvature and re-fraction 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 3 cm 4 cm 2 cm 1 cm 3 cm 4 cm 2 cm 1 cm ANSWER DOWNLOAD EXAMIANS APP
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° 60° 50° 70° 80° 60° 50° 70° ANSWER DOWNLOAD EXAMIANS APP
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 5000 m 6000 m 4000 m 7000 m 5000 m 6000 m 4000 m 7000 m ANSWER DOWNLOAD EXAMIANS APP
Surveying An imaginary line lying throughout the surface of ground and preserving a constant inclination to the horizontal is known as horizontal equivalent contour gradient contour line contour interval horizontal equivalent contour gradient contour line contour interval ANSWER DOWNLOAD EXAMIANS APP
Surveying If θ and δ be the latitude of a place and declination of a star respectively, the upper culmination of the star will be north of zenith if its zenith distance, is θ + δ θ - δ (θ + δ)/2 δ - θ θ + δ θ - δ (θ + δ)/2 δ - θ ANSWER DOWNLOAD EXAMIANS APP
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