Surveying For accurate work, the steel band should always be used in preference to chain because the steel band is practically inextensible and is not liable to kinks when in use can be easily repaired in the field is lighter than chain is easier to handle is practically inextensible and is not liable to kinks when in use can be easily repaired in the field is lighter than chain is easier to handle 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 =f/bH B = b/fH B = bH/f B = H/bf B =f/bH B = b/fH B = bH/f ANSWER DOWNLOAD EXAMIANS APP
Surveying Benchmark is established by trigonometrical levelling barometric levelling hypsometry spirit levelling trigonometrical levelling barometric levelling hypsometry spirit levelling ANSWER DOWNLOAD EXAMIANS APP
Surveying G.M.T. corresponding to given mean time, equals None of these L.M.T. - East longitude in time L.M.T. - West longitude in time L.M.T. + East longitude in time None of these L.M.T. - East longitude in time L.M.T. - West longitude in time L.M.T. + East longitude in time ANSWER DOWNLOAD EXAMIANS APP
Surveying Dumpy level is most suitable when many readings are to be taken from a single setting of the instrument the instrument is to be shifted frequently fly levelling is being done over long distance All of these many readings are to be taken from a single setting of the instrument the instrument is to be shifted frequently fly levelling is being done over long distance All of these ANSWER DOWNLOAD EXAMIANS APP
Surveying If the staff is not held vertical at a level¬ling station, the reduced level calculated from the observation would be less than true R.L. true R.L. more than true R.L. None of these less than true R.L. true R.L. more than true R.L. None of these ANSWER DOWNLOAD EXAMIANS APP