AP Physics B Practice Exam

Category - Introductory Physics

What is the frequency of ocean waves that have a speed of 18 m/s and a wavelength of 50 m?
  1. 0.18 Hz
  2. 0.36 Hz
  3. 2.8 Hz
  4. 9.0 Hz
Explanation
Answer: B - 0.36 Hz
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