Surveying The zenith is the point on the celestial sphere West of observer East of observer North of observer South of observer West of observer East of observer North of observer South of observer ANSWER DOWNLOAD EXAMIANS APP
Surveying Invar tapes used for measuring base lines, is made of nickel-iron alloy containing nickel 0.24 0.4 0.6 0.36 0.24 0.4 0.6 0.36 ANSWER DOWNLOAD EXAMIANS APP
Surveying Cross staff is an instrument used for None of these measuring bearings of the lines setting out right angles measuring approximate horizontal angles None of these measuring bearings of the lines setting out right angles measuring approximate horizontal angles 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 1.00 mm 0.5 mm 0.1 mm 1.1 mm 1.00 mm 0.5 mm 0.1 mm 1.1 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying α and β are the angles subtended by a point of elevation h at their air station with respective plumb points. Photo scale and focal length of the lens being ‘S’ and ‘f’ respectively. Parallax displacement of the point due to relief, is h tan α/S h (tan α + tan β)/S h tan β/S h (tan α - tan β)/S h tan α/S h (tan α + tan β)/S h tan β/S h (tan α - tan β)/S ANSWER DOWNLOAD EXAMIANS APP
Surveying To have greatest coverage of the area, the type of photography used, is Low oblique High oblique None of these Vertical Low oblique High oblique None of these Vertical ANSWER DOWNLOAD EXAMIANS APP
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