Surveying Benchmark is established by hypsometry barometric levelling spirit levelling trigonometrical levelling hypsometry barometric levelling spirit levelling trigonometrical levelling ANSWER DOWNLOAD EXAMIANS APP
Surveying For a well-conditioned triangle, no angle should be less than 45° 30° 60° 20° 45° 30° 60° 20° ANSWER DOWNLOAD EXAMIANS APP
Surveying Contour interval is Directly proportional to the flatness of ground Inversely proportional to the scale of the map Larger for accurate works Larger if the time available is more Directly proportional to the flatness of ground Inversely proportional to the scale of the map Larger for accurate works Larger if the time available is more ANSWER DOWNLOAD EXAMIANS APP
Surveying The prime vertical passes through All of these The east point of the horizon The zenith point of the observer The west point of the horizon All of these The east point of the horizon The zenith point of the observer The west point of the horizon ANSWER DOWNLOAD EXAMIANS APP
Surveying The net ground area of a vertical photograph 20 cm × 20 cm on scale 1 : 10,000 having overlaps 60% and 30%, is 0.50 sq km 0.64 sq km 0.56 sq km 0.60 sq km 0.50 sq km 0.64 sq km 0.56 sq km 0.60 sq km ANSWER DOWNLOAD EXAMIANS APP
Surveying The maximum tolerance in a 20 m chain is ±5 mm ±8 mm ±2 mm ±3 mm ±5 mm ±8 mm ±2 mm ±3 mm ANSWER DOWNLOAD EXAMIANS APP