Navigation PPLbasic
The angular error caused by magnetic influences within an aircraft is called ____.
Answer
deviation
Explanation
**Deviation** is the difference between magnetic north and the north indicated by the aircraft's magnetic compass. Electrical equipment and aircraft structure can contribute to this error. Variation, in contrast, is a geographic difference between true north and magnetic north.\n\n**Key takeaway:** Aircraft magnetic influence produces deviation.\n\n**Glossary:** **Compass north**: north indicated by the aircraft's magnetic compass.
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