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 500 m 2000 m 1000 m 1500 m 500 m 2000 m 1000 m ANSWER DOWNLOAD EXAMIANS APP
Surveying The instrument used for accurate centering in plane table survey is alidade trough compass spirit level plumbing fork alidade trough compass spirit level plumbing fork ANSWER DOWNLOAD EXAMIANS APP
Surveying After fixing the plane table to the tripod, the main operations which are needed at each plane table station are(i) Levelling(ii) Orientation(iii) CenteringThe correct sequence of these operations is (i), (ii), (iii) (i), (iii), (ii) (ii), (iii), (i) (iii), (i), (ii) (i), (ii), (iii) (i), (iii), (ii) (ii), (iii), (i) (iii), (i), (ii) ANSWER DOWNLOAD EXAMIANS APP
Surveying If the length of a chain is found to be short on testing, it can be adjusted by 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 removing one or more small circular rings straightening the links ANSWER DOWNLOAD EXAMIANS APP
Surveying The maximum tolerance in a 20 m chain is ±2 mm ±8 mm ±3 mm ±5 mm ±2 mm ±8 mm ±3 mm ±5 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying Dumpy level is most suitable when fly levelling is being done over long distance the instrument is to be shifted frequently All of these many readings are to be taken from a single setting of the instrument fly levelling is being done over long distance the instrument is to be shifted frequently All of these many readings are to be taken from a single setting of the instrument ANSWER DOWNLOAD EXAMIANS APP