For which of the following permanent adjustments of theodolite, the sp – McqOptions

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1.	For which of the following permanent adjustments of theodolite, the spire test is used ?
A.	djustment of plate levels
B.	djustment of line of sight
C.	djustment of horizontal axis
D.	djustment of altitude bubble and vertical index frame
Answer» D. djustment of altitude bubble and vertical index frame

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