Surveying If the staff is not held vertical at a level¬ling station, the reduced level calculated from the observation would be less than true R.L. None of these true R.L. more than true R.L. less than true R.L. None of these true R.L. more than true R.L. ANSWER DOWNLOAD EXAMIANS APP
Surveying Circumpolar stars Remain always above the horizon Rotate round the North Pole Are seldom seen near the pole star Rotate round the celestial pole Remain always above the horizon Rotate round the North Pole Are seldom seen near the pole star Rotate round the celestial pole ANSWER DOWNLOAD EXAMIANS APP
Surveying The point on the photograph where bisector between the vertical line through optical centre of the camera lens and the plate perpendicular meets, is known as Principal point Isocenter Plumb point Perspective centre Principal point Isocenter Plumb point Perspective centre ANSWER DOWNLOAD EXAMIANS APP
Surveying Direct method of contouring is adopted for large surveys only suitable for hilly terrains a quick method most accurate method adopted for large surveys only suitable for hilly terrains a quick method most accurate method ANSWER DOWNLOAD EXAMIANS APP
Surveying If the image of a triangulation station of R.L. 500 m is 4 cm from the principal point of a vertical photo taken from an altitude of 2000 m, above datum, the height displacement will be 6 mm 2 mm 10 mm 4 mm 6 mm 2 mm 10 mm 4 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying ‘H’ is the flying height above mean ground level and ‘f’ is the principal distance of a vertical photograph. The mean scale of the photographs is f/H H/f H + f H. f f/H H/f H + f H. f ANSWER DOWNLOAD EXAMIANS APP
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