Physics 9702 · AS & A Level · Turning effects of forces

Turning effects of forces — practice question

The diagram depicts a child’s balancing toy. The wooden rod is uniform, and each ring has the same mass. Two rings are placed on peg 13 and one ring on peg 1. On which hook should a fourth ring be placed so that the rod balances?

  • A2
  • B3
  • C5
  • D6

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