What is the advantage of compass surveying?
The best feature of the compass survey comes to light when it is done with a Prismatic compass in which both sighting and reading can be done simultaneously without changing the position of the instrument.
Which instrument is used in a compass survey?
Two kinds of instruments are used in compass survey: Prismatic compass and Surveyor Compass.
What is the principle of compass surveying?
The principle of compass surveying is Traversing.
What is a prismatic compass survey?
A prismatic compass survey is a navigation and surveying technique used to find out the bearing of the traversing and included angles between them
What is the local attraction in compass surveying?
The magnetic needle may occasionally deviate from its normal position during compass surveying due to external attraction forces. A frightening impact like this is referred to as a local attraction. The sources of local attraction, such as current-carrying wire or metal objects, provide the exterior forces.