Physics 9702 · AS & A Level · Physical quantities

Physical quantities — practice question

What is the approximate mean speed of a female Olympic winner in a $100\,\text{m}$ race?

  • A$6\,\text{m s}^{-1}$
  • B$9\,\text{m s}^{-1}$
  • C$12\,\text{m s}^{-1}$
  • D$15\,\text{m s}^{-1}$

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