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the question is about power (energy) topic 1) FIGURE 1 shows a horizontal force, F pushes a 20 kg box to move it up a

the question is about power (energy) topic

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1) FIGURE 1 shows a horizontal force, F pushes a 20 kg box to move it up a smooth inclined plank from position X to position Y. The magnitude of the force F is 200 N. (Given g = 9.81 ms-2) 20 kg 3 m F- 4 m FIGURE 1 Find: (i) the potential energy at Y [2 marks] (1i) the work done to move the box [3 marks]

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