Surveying If the length of a chain is found to be short on testing, it can be adjusted by removing one or more small circular rings straightening the links All of these closing the joints of the rings if opened out removing one or more small circular rings straightening the links All of these closing the joints of the rings if opened out ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following errors can be neutralised by setting the level midway between the two stations ? error due to curvature only None of these error due to refraction only error due to both curvature and re-fraction error due to curvature only None of these error due to refraction only error due to both curvature and re-fraction ANSWER DOWNLOAD EXAMIANS APP
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 = H/bf B = b/fH B = bH/f B =f/bH B = H/bf B = b/fH B = bH/f B =f/bH ANSWER DOWNLOAD EXAMIANS APP
Surveying The angle between the axis of earth and the vertical at the station of observation is called Declination of star Co-declination of star Astronomical co-latitude Astronomical latitude Declination of star Co-declination of star Astronomical co-latitude Astronomical latitude ANSWER DOWNLOAD EXAMIANS APP
Surveying The permissible error in chaining for measurement with chain on rough or hilly ground is 1 in 500 1 in 250 1 in 100 1 in 1000 1 in 500 1 in 250 1 in 100 1 in 1000 ANSWER DOWNLOAD EXAMIANS APP
Surveying The following points form a pair of homologous points: Photo plumb point and ground plumb point Photo isocenter and ground isocenter Photo principal point and ground principal point All listed here Photo plumb point and ground plumb point Photo isocenter and ground isocenter Photo principal point and ground principal point All listed here ANSWER DOWNLOAD EXAMIANS APP