Spanish original · English

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El desvío de aguja es una alteración que sufre el compás magnético debido a…Compass deviation is an error of the magnetic compass caused by:

Show the answer

Correct answer: b) The yacht’s own magnetic field, depending on her heading.

Why it is correct

Deviation comes from the boat’s own iron and changes with heading. The area affects variation.

Why the others are not

  • a) That is variation.
  • c) No effect.
  • d) Only b.

How to work it out in the exam

  1. Deviation: boat and heading.

Where this question comes from

Try it: Navigation instruments

Pending instructor review. Machine translation, not reviewed.