Surveying Which of the following errors can be neutralised by setting the level midway between the two stations ? error due to curvature only error due to both curvature and re-fraction None of these error due to refraction only error due to curvature only error due to both curvature and re-fraction None of these error due to refraction only ANSWER DOWNLOAD EXAMIANS APP
Surveying If the general ground level of any area is 10% of the flying height, the principal points may be used as the centers of radial directions for small scale mapping even in tilted photograph up to 1° 2° 3° 4° 1° 2° 3° 4° ANSWER DOWNLOAD EXAMIANS APP
Surveying The size of a plane table is 300 mm × 450 mm 450 mm × 600 mm 600 mm × 750 mm 750 mm × 900 mm 300 mm × 450 mm 450 mm × 600 mm 600 mm × 750 mm 750 mm × 900 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying At eastern elongation, the pole star moves Northward Southward Eastward Westward Northward Southward Eastward Westward ANSWER DOWNLOAD EXAMIANS APP
Surveying The difference of levels between two stations A and B is to be determined. For best results, the instrument station should be equidistant from A and B closer to the lower station closer to the higher station as far as possible from the line AB equidistant from A and B closer to the lower station closer to the higher station as far as possible from the line AB ANSWER DOWNLOAD EXAMIANS APP
Surveying The difference between a level line and a horizontal line is that both are same horizontal line is normal to plumb line while level line may not be normal to the plumb line level line is a curved line while hori-zontal line is a straight line level line is normal to plumb line while horizontal line may not be normal to plumb line at the tangent point to level line both are same horizontal line is normal to plumb line while level line may not be normal to the plumb line level line is a curved line while hori-zontal line is a straight line level line is normal to plumb line while horizontal line may not be normal to plumb line at the tangent point to level line ANSWER DOWNLOAD EXAMIANS APP