Physics 9702 · AS & A Level · Scalars and vectors

Scalars and vectors — practice question

An aircraft has a speed of $200\,\text{km h}^{-1}$ in still air. The wind is blowing from the west at $85.0\,\text{km h}^{-1}$. To travel due north, in what direction should the pilot point the aircraft?

  • A$23.0^\circ$ east of north
  • B$23.0^\circ$ west of north
  • C$25.2^\circ$ east of north
  • D$25.2^\circ$ west of north

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