Surveying In field astronomy, the quantities observed are entirely Lengths Angles All of these Heights Lengths Angles All of these Heights ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following angles can be set out with the help of French cross staff? 45° only either 45° or 90° 90° only any angle 45° only either 45° or 90° 90° only any angle 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 500 m 1000 m 2000 m 1500 m 500 m 1000 m 2000 m 1500 m ANSWER DOWNLOAD EXAMIANS APP
Surveying To avoid large centering error with very short legs, observations are generally made All listed here By using optical system for centering the theodolite To a target fixed on theodolite tripod on which theodolite may be fitted easily To chain pins All listed here By using optical system for centering the theodolite To a target fixed on theodolite tripod on which theodolite may be fitted easily To chain pins ANSWER DOWNLOAD EXAMIANS APP
Surveying The point where vertical line passing through the perspective centre intersects the plane of the photograph, is known as Isocenter Nadir point Plumb point Photo plumb point Isocenter Nadir point Plumb point Photo plumb point ANSWER DOWNLOAD EXAMIANS APP
Surveying Assuming human normal vision distance 25 cm, smallest measurable angle 20", and intraocular distance 6.5 cm, the smallest depth to be discerned is 0.1 mm 0.5 mm 1.00 mm 1.1 mm 0.1 mm 0.5 mm 1.00 mm 1.1 mm ANSWER DOWNLOAD EXAMIANS APP