For which of the following permanent adjustments of theodolite, the spire test is used ?

a) adjustment of plate levels
b) adjustment of line of sight
c) adjustment of horizontal axis
d) adjustment of altitude bubble and vertical index frame
Ans: c

One thought on “For which of the following permanent adjustments of theodolite, the spire test is used ?”

Leave a Reply

Your email address will not be published. Required fields are marked *