Which of the following is not the function of levelling head ?

A. to support the main part of the instrument

B. to attach the theodolite to the tripod

C. to provide a means for leveling the theodolite

D. none of the above

Answer: Option D

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Related Questions on Surveying

The meridian of a place is

A. A great circle passing through the place and the poles

B. A great circle whose plane is perpendicular to the axis of rotation and it also passes through the place

C. A semi-circle which passes through the place and is terminated at the poles

D. An arc of the great circle which passes through the place and is perpendicular to the equator