AP Physics 1 Question 409: Answer and Explanation

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Question: 409

7. If the distance between a crest and an adjacent trough is 0.5 m, what is the wavelength of the wave?

  • A. 0.25 m
  • B. 0.5 m
  • C. 1 m
  • D. 2 m

Correct Answer: C

Explanation:

C

The distance between a crest and an adjacent trough is equal to half of a wavelength, so the wavelength of the wave is 1 m.