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

Related MCQs

• If altitude bubble is provided both on index frame as well as on telescope of a theodolite, then the instrument is levelled with reference to i) altitude bubble on index frame ii) altitude bubble on index frame if it is to be used as a level iii) altitude bubble on telescope iv) altitude bubble on telescope if it is to be used as a level The correct answer is
• Theodolite is an instrument used for
• The theodolite is an instrument used for measuring very accurately
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• The temporary adjustments of a prismatic compass are i) Centering ii) Levelling iii) Focusing the prism The correct order is