Answer all questions in the space provided. For each problem, label all parts, show equation, substitution (with...

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Physics

Answer all questions in the spaceprovided. For each problem, label all parts, show equation,substitution (with units), and answer(with units, scientific notation, rounded to 3 significantfigures).

4. A string is attached between twobarriers which are separated by 2.0 m. The speed of waves on thestring is 150 m/s.

  1. Find the wavelength 1st harmonic of a standing wavegenerated between these two barriers.
  2. Find the frequency 1st harmonic of a standing wavegenerated between these two barriers.
  3. Find the wavelength of 5th harmonic.
  4. Find the frequency of 5th harmonic.

The speed of sound in air is 343m/s.

  1. Find the following for a 2 m wavelength sound wave.
    1. The frequency.
    2. The period.

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