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Physics (AS & A Level) · Oct / Nov 2023 · Paper 13 · Question 9

9702Non-uniform motion

A ball falls from rest through air and eventually reaches a constant velocity. For this fall, forces X and Y vary with time as shown. What could be forces X and Y?

  1. Aair resistance / resultant force
  2. Bair resistance / weight
  3. Cupthrust / resultant force
  4. Dupthrust / weight

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Correct answer: A. air resistance / resultant force

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