A ’level line’ is a
A. horizontal line
B. line parallel to the mean spheriodal surface of earth
C. line passing through the center of cross hairs and the center of eye piece
D. line passing through the objective lens and the eye-piece of a dumpy or tilting level
Answer: Option B
Related Questions on Surveying
Which of the following methods of contouring is most suitable for a hilly terrain?
A. Direct method
B. Square method
C. Cross-sections method
D. Tachometric method
A. 750 mm × 900 mm
B. 600 mm × 750 mm
C. 450 mm × 600 mm
D. 300 mm × 450 mm
A. 22° 30'
B. 23° 27'
C. 23° 30'
D. 24° 0'
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