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An aircraft is following a true course (TC) of 220° at a constant TAS of 220 kt. The wind vector is 270°/50 kt. The ground speed (GS) equals...

  • A

    170 kt.

  • B

    185 kt.

  • C

    255 kt.

  • D

    135 kt.

Refer to figures.
For this question the wind side of your Flight/Navigation computer is required:

  • Set wind direction 270° under the True Index.
  • Mark wind velocity 50 kt up from centre point.
  • Set True Course 220°T under the True Index.
  • Slide wind velocity mark to TAS 220 kt.
  • Ground speed reads under centre: 185 kt.

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This question has appeared on the real examination, you can find the related countries below.

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