Civil Engineering MCQAE Level Civil Engineering
In plane-table surveying, the most accurate method of orientation is generally:
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Choose the correct answer
A
orientation by trough compass
B
orientation by plumbing fork only
C
orientation by eye estimation
D
orientation by back sighting
Correct Answer
D. orientation by back sighting
Why is this the answer?
Back sighting aligns the table with a previously plotted line and is more accurate than compass orientation.
Related Surveying MCQs
More solved Surveying questions for AE/JE Civil Engineering exams.
- A 'Digital Elevation Model' (DEM) is used in GIS for:
- 'Contour interval' selection for a topographic survey depends on:
- The 'photogrammetric control' (ground control points) in aerial survey are required for:
- The 'EDM' (Electronic Distance Measurement) instrument measures distances using:
- The 'photogrammetric stereomodel' from two overlapping aerial photos allows...
- The 'corrections' applied to measured chain/tape lengths include all EXCEPT:
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