A-LevelPhysicsWork, energy and power9702/12 · May/June 2012 · Q171 Mark
Initially, four identical uniform blocks, each of mass m and thickness h, are spread on a table. [Figure 17.1] How much work is done on the blocks in stacking them on top of one another?
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.
A3mgh
B6 mgh
C8mgh
D10 mgh
✓ Correct answer
B: 6 mgh
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