Question

A sound wave resonance is formed in a pipe of length 2.33 m open at both...

  1. A sound wave resonance is formed in a pipe of
    length 2.33 m open at both ends. Calculate the
    frquency of the 5 th harmonic. (The temperature is 40 C.) (1 point)
    1. 380.28 Hz
    2. 98.389 Hz
    3. 534.644 Hz
    4. 141.484 Hz
    5. 613.083 Hz
  2. A sound wave resonance is formed in a pipe of
    length 3.33 m open at one end closed at the other. Calculate the
    wavelength of the 4 th harmonic. (1 point)
    1. 3.524 m
    2. 1.903 m
    3. 2.63 m
    4. 0.982 m
    5. 1.333 m
  3. A sound wave resonance is formed in a pipe of
    length 3.53 m open at one end closed at the other. Calculate the
    frquency of the 3 th harmonic. (The temperature is 40 C.) (1 point)
    1. 75.82 Hz
    2. 125.503 Hz
    3. 60.569 Hz
    4. 150.871 Hz
    5. 35.34 Hz
  4. A beat is formed by the interference of a wave
    of frquency 109 Hz and a wave of frequency 101.5 Hz.
    Calculate the time taken for one beat. (1 point)
    1. 0.005 s
    2. 210.5 s
    3. 0.133 s
    4. 0.001 s
    5. 7.5 s
  5. A beat is formed by the interference of a wave
    of frequency 1045 Hz and a wave of an unknown frequency.
    If a beat lasts 0.53 s, which of the following
    is a possible frequency for the unknown wave? (1 point)
    1. 500.02 Hz
    2. 1046.887 Hz
    3. 1786.67 Hz
    4. 1564.176 Hz
    5. 1451.465 Hz
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