Two powered trolleys pull stage scenery in the direction of motion. Each trolley exerts a constant force.
| trolley | force in N | distance moved in m | time taken in s |
|---|---|---|---|
| P | 450 | 16 | 24 |
| Q | 360 | 25 | 20 |
Compare the useful power outputs of the two trolleys. You must show your calculations.
128 exam-style questions on Edexcel GCSE Physics 8.3 Power and efficiency, covering 8.3.1 Power and 8.3.2 Efficiency. Each one has a worked solution and a mark scheme showing where the marks go.