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3 Mechanics

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Question 62

A particle is acted on by a resultant force (4i−j)(4\mathbf{i}-\mathbf{j})(4i−j) N, where i\mathbf{i}i points east and j\mathbf{j}j points north.

a.

Find the magnitude of the resultant force.

[2]
b.

Find the bearing on which the resultant force acts. Give your answer to the nearest degree.

[2]
Markscheme

3 Mechanics Questions

  1. A Level
  2. /Maths
  3. /3 Mechanics

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