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4 Unit A2 2: Applied Mathematics (A-level only)

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Question 481

A particle of mass 2 kg has velocity (3i−j) m s−1(3\mathbf i-\mathbf j)\text{ m s}^{-1}(3i−j) m s−1. An impulse changes its velocity to (−i+5j) m s−1(-\mathbf i+5\mathbf j)\text{ m s}^{-1}(−i+5j) m s−1.

a.

Find the impulse as a vector.

[3]
b.

Find the magnitude of the impulse.

[2]
Markscheme

4 Unit A2 2: Applied Mathematics (A-level only) Questions

  1. A Level
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