Surveying The displacement of the pictured position of a point of h elevation on a vertical photograph taken with a camera of 30 cm focal length, from an altitude of 3000 m, is 4.4 mm 5.5 mm 7.5 mm 6.5 mm 4.4 mm 5.5 mm 7.5 mm 6.5 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying The height displacement on a vertical photograph Increases as the ground elevation increases Increases as the horizontal distance increases from the principal point All listed here Decreases as the flying height increases Increases as the ground elevation increases Increases as the horizontal distance increases from the principal point All listed here Decreases as the flying height increases ANSWER DOWNLOAD EXAMIANS APP
Surveying Contour interval is Inversely proportional to the scale of the map Larger if the time available is more Directly proportional to the flatness of ground Larger for accurate works Inversely proportional to the scale of the map Larger if the time available is more Directly proportional to the flatness of ground Larger for accurate works 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 H. f H + f f/H H/f H. f H + f f/H H/f ANSWER DOWNLOAD EXAMIANS APP
Surveying Latitude of a place is the angular distance from None of these Equator to the nearer pole Greenwich to the place Equator to the poles None of these Equator to the nearer pole Greenwich to the place Equator to the poles ANSWER DOWNLOAD EXAMIANS APP
Surveying The hour angle of the heavenly body for Greenwich meridian equals the hour angle of the body for any other meridian + longitude: All listed here Vernal equinox Mean sun True sun All listed here Vernal equinox Mean sun True sun ANSWER DOWNLOAD EXAMIANS APP