The unit of graduation on a horizontal-circle reading is _________________________________.
One method of reading the minute value of the horizontal circle uses both the upper and lower
circles. If both circles are used, the number of divisions or graduations from the degree mark on the
lower circle to the degree mark diametrically opposite (180,) on the upper circle, when
_____________________, gives the value of minutes
Divided by 2
Divided by 4
Multiplied by 2
Multiplied by 4
What is the least desirable type of traverse?
An open traverse closed on a known point
An open traverse
A closed traverse
A closed traverse on a starting point
When using a 1-second theodolite, what angular closure per station is expected?