Mathematics 9709 · AS & A Level · Forces and equilibrium

Forces and equilibrium — practice question

Four coplanar forces with magnitudes $F\,\text{N}$, $5\,\text{N}$, $25\,\text{N}$ and $15\,\text{N}$ act at point $P$ in the directions shown in the diagram. Since the forces are in equilibrium,
(main)[6]

determine the values of $F$ and $\alpha$.

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Try resolving the forces horizontally or vertically” …

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