Surveying In a truly vertical photograph, 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 Plumb point coincides the principal point ANSWER DOWNLOAD EXAMIANS APP
Surveying If v, t and f/H are the ground speed of the aircraft, the shutter speed of the camera and the scale of the photograph respectively, then the amount of image displacement i = v. t. H/f i = v. f/t. H i = v. t. (f/H) i = t. H/v. f i = v. t. H/f i = v. f/t. H i = v. t. (f/H) i = t. H/v. f ANSWER DOWNLOAD EXAMIANS APP
Surveying In the prismatic compass the magnetic needle and graduated circle do not move with the box the graduated circle is fixed to the box and the magnetic needle always remains in the N-S direction the magnetic needle moves with the box the line of the sight does not move with the box the magnetic needle and graduated circle do not move with the box the graduated circle is fixed to the box and the magnetic needle always remains in the N-S direction the magnetic needle moves with the box the line of the sight does not move with the box ANSWER DOWNLOAD EXAMIANS APP
Surveying Contour interval is Larger for accurate works Larger if the time available is more Inversely proportional to the scale of the map Directly proportional to the flatness of ground Larger for accurate works Larger if the time available is more Inversely proportional to the scale of the map Directly proportional to the flatness of ground ANSWER DOWNLOAD EXAMIANS APP
Surveying The size of a plane table is 300 mm × 450 mm 600 mm × 750 mm 450 mm × 600 mm 750 mm × 900 mm 300 mm × 450 mm 600 mm × 750 mm 450 mm × 600 mm 750 mm × 900 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying Subtense bar is an instrument used for measurement of angles levelling measurement of horizontal distances in plane areas measurement of horizontal distances in undulated areas measurement of angles levelling measurement of horizontal distances in plane areas measurement of horizontal distances in undulated areas ANSWER DOWNLOAD EXAMIANS APP