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 $WD = Fd\cos\alpha$” …