Surveying There are two stations A and B. Which of the following statements is correct? The back bearing of AB is BA The fore bearing of AB is AB All listed here The fore and back bearings of AB differ by 180° The back bearing of AB is BA The fore bearing of AB is AB All listed here The fore and back bearings of AB differ by 180° ANSWER DOWNLOAD EXAMIANS APP
Surveying In direct method of contouring, the process of locating or identifying points lying on a contour is called centring ranging vertical control horizontal control centring ranging vertical control horizontal control ANSWER DOWNLOAD EXAMIANS APP
Surveying If α is the observed altitude, the refraction correction in seconds, is 58" cot α 58 cos α 58" tan α 58 sin α 58" cot α 58 cos α 58" tan α 58 sin α ANSWER DOWNLOAD EXAMIANS APP
Surveying A series of closely spaced contour lines represents a steep slope uniform slope gentle slope plane surface steep slope uniform slope gentle slope plane surface ANSWER DOWNLOAD EXAMIANS APP
Surveying The relief displacement of a building 72 m high on photograph is 7.2 mm and its top appears 10 cm away from principal point. The flying height of the camera, is 1500 m 1000 m 2000 m 500 m 1500 m 1000 m 2000 m 500 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 25 m 50 m 7.5 m 75 m 25 m 50 m 7.5 m 75 m ANSWER DOWNLOAD EXAMIANS APP