Collimation line is
AParallel to the level line
BTangential to the level line
CContained in the level surface
DConcentric to the curvature of earth
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Related Questions:
The first staff reading taken on a known elevation is called:
ബ്രൂണറുടെ വൈജ്ഞാനിക വികാസ ഘട്ടങ്ങളുടെ ക്രമം കണ്ടെത്തുക.
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