Mathematics 9709 · AS & A Level · Energy, work and power

Energy, work and power — practice question

A block is moved across a horizontal floor by a force of magnitude $45\,\text{N}$ applied at an angle of $14^\circ$ to the horizontal (as shown in the diagram).
(main)[3]

Calculate the work done by the force in moving the block through $25\,\text{m}$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: Use $WD = Fd\cos\alpha$

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