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Hover or tap underlined Spanish terms to see their translation and exam tip.

Si la declinación magnética es cero, el rumbo de aguja es igual:If magnetic variation is zero, the compass course equals:

Show the answer

Correct answer: c) The true course plus or minus deviation.

Why it is correct

With no variation, magnetic and true coincide. Compass differs from them only by deviation.

Why the others are not

  • a) Deviation missing.
  • b) Deviation missing.
  • d) Only c.

How to work it out in the exam

  1. Var 0: compass = true ± dev.

Where this question comes from

Try it: Navigation instruments

Pending instructor review. Machine translation, not reviewed.