Surveying The relation between the air base (B), photographic base (b), flying height (H) and the focal length (f) of a vertical photograph, is B = b/fH B = H/bf B = bH/f B =f/bH B = b/fH B = H/bf B = bH/f B =f/bH ANSWER DOWNLOAD EXAMIANS APP
Surveying A star may culminate at zenith if its declination is None of these Equal to the latitude of the place Less than the latitude of the place Greater than the longitude of the place None of these Equal to the latitude of the place Less than the latitude of the place Greater than the longitude of the place ANSWER DOWNLOAD EXAMIANS APP
Surveying Bowditch rule is applied to determine the effect of local attraction a closed traverse for adjustment of closing error an open traverse for graphical adjustment None of these determine the effect of local attraction a closed traverse for adjustment of closing error an open traverse for graphical adjustment None of these ANSWER DOWNLOAD EXAMIANS APP
Surveying The suitable contour interval for a map with scale 1 : 10000 is 20 m 5 m 10 m 2 m 20 m 5 m 10 m 2 m 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 50 m 75 m 25 m 7.5 m 50 m 75 m 25 m 7.5 m 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 β/S h (tan α - tan β)/S h (tan α + tan β)/S h tan α/S h tan β/S h (tan α - tan β)/S h (tan α + tan β)/S ANSWER DOWNLOAD EXAMIANS APP