Surveying Cross staff is an instrument used for setting out right angles None of these measuring approximate horizontal angles measuring bearings of the lines setting out right angles None of these measuring approximate horizontal angles measuring bearings of the lines ANSWER DOWNLOAD EXAMIANS APP
Surveying In a truly vertical photograph, Plumb point coincides the principal point All listed here Principal point coincides the isocenter Iso-centre coincides the plumb point Plumb point coincides the principal point All listed here Principal point coincides the isocenter Iso-centre coincides the plumb point ANSWER DOWNLOAD EXAMIANS APP
Surveying The maximum tolerance in a 20 m chain is ±8 mm ±2 mm ±5 mm ±3 mm ±8 mm ±2 mm ±5 mm ±3 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying If the intercept on a vertical staff is ob-served as 0.75 m from a tacheometer, the horizontal distance between tacheometer and staff station is 7.5 m 50 m 25 m 75 m 7.5 m 50 m 25 m 75 m 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 4 cm 3 cm 2 cm 1 cm 4 cm 3 cm 2 cm 1 cm ANSWER DOWNLOAD EXAMIANS APP
Surveying If E is the spherical excess and R the radius of the earth, the surface area of the triangle, is πR²E/180° πR²E/360° πR²E/90° πR²E/270° πR²E/180° πR²E/360° πR²E/90° πR²E/270° ANSWER DOWNLOAD EXAMIANS APP