A-LevelPhysicsWork, energy and power9702/12 · May/June 2016 · Q191 Mark
An electric motor operating a lift has an output power of 20 kW. [Figure 19.1] The lift and passengers have a combined mass of 1500kg. The motor raises the lift through a distance of 20 m. How long does it take?
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
A6 s
B15 s
C30 s
D60 s
✓ Correct answer
B: 15 s
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