Discussion :: Surveying
-
Pick up the correct statement from the following :
A.
the tangent screw enables to give small movement under conditions of smooth and positive control |
B.
standing on the tripod is the levelling head or trib arch |
C.
the levelling screws are used to tilt the instrument so that its rotation axis is truly vertical |
D.
all the above. |
Answer : Option D
Explanation :
No answer description available for this question
Be The First To Comment