What are the advantage and disadvantage of compass survey .
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Disadvantages. It is less precise compared to other advanced methods of surveying. It is easily subjected to various errors such as errors adjoining to magnetic meridian, local attraction etc. Imperfect sighting of the ranging rods and inaccurate leveling also causes error
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In compass surveying, the compass needs much less time in setting as it is very light and portable. The mechanism of the instrument is very easy. It is very simple to take bearing with the instrument. An error in the direction of one does not necessarily affect the other lines.
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