Mathematics 9709 · AS & A Level · Forces and equilibrium

Forces and equilibrium — practice question

The diagram shows three coplanar forces with magnitudes $3\,\text{N}$, $2\,\text{N}$ and $P\,\text{N}$.

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Because the three forces are in equilibrium, determine the values of $\theta$ and $P$.

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “By resolving horizontally: $3\cos60=2\cos\theta$” …