2 degrees
The least count of a prismatic compass is typically 0.5 degrees. This means that the compass can measure angles accurately to the nearest 0.5 degrees.
The formula to calculate the least count of a micrometer is: Least count = Pitch of screw gauge / Number of divisions on circular scale
for a levelling staff the least count is 0.01in and in m 0.005m
The least count of a thermometer is the smallest temperature difference that it can measure accurately. Typically, for a standard mercury-in-glass thermometer, the least count is 0.1°C.
A prismatic channel is a type of open channel with a trapezoidal cross-section. It has a flat bottom and side slopes that form a trapezium shape. Prismatic channels are commonly used in engineering for water flow and drainage systems.
The least count of a prismatic compass is typically 0.5 degrees. This means that the compass can measure angles accurately to the nearest 0.5 degrees.
prismatic surveying and surveying compass.
In relation to a prismatic compass, ICE stands for "Index Correction Error." It refers to the error caused when the index line does not align perfectly with the zero mark on the compass card, leading to inaccuracies in readings. This error needs to be accounted for when taking bearings with a prismatic compass.
To use a prismatic compass, first ensure it is set up correctly by adjusting the azimuth ring to align with magnetic north. Then, hold the compass level and sight your target through the prism while reading the azimuth on the compass dial. Ensure you compensate for any declination angle if needed.
Individual Compass Error.
The prismatic compass is a type of compass use for survering a land.
Local attractions such as buildings or metal objects can affect the accuracy of a prismatic compass survey by causing magnetic interference. This interference can lead to errors in compass readings and, consequently, inaccurate survey measurements. To minimize these effects, surveyors should identify and account for local attractions during their surveys, employing techniques such as taking multiple readings and using a declination correction.
advantage it helps u know the direction of your measurement in relation to magnetic bearing disadvantage it is affected by the weather
least count of scale is 1mm
http://www.wisegeek.com/what-is-a-prismatic-compass.htm
A spring is grand prismatic in Yellowstone Park.
A spring is grand prismatic in Yellowstone Park.