A pilot heads his jet N30◦E. The jet has a speed of 600 km/h relative to the air. The wind is blowing
N60◦W with a speed of 40 km/h.
Note: You may leave your answers to the following questions in terms of squares and
square roots, where necessary.
4.1 Express the velocity of the wind as a vector in component form. (2)
4.2 Express the velocity of the jet relative to the air in component form. (2)
4.3 Find the true (resultant) velocity of the jet. (2)
4.4 Find the true speed of the jet. (2)
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