Two harmonic sound waves reach an observer simultaneously. The observer hears the sound intensity rise and fall with a time of 0.200 s between the maximum intensity and the succeeding minimum intensity. What is the difference in frequency of the two harmonic sound waves?
A)10.0 Hz
B)0.200 Hz
C)5.00 Hz
D)2.50 Hz
E)1.25 Hz

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The Answer of Two harmonic sound waves reach an observer simultaneously. The observer hears the sound intensity rise and fall with a time of 0.200 s between the maximum intensity and the succeeding minimum intensity. What is the difference in frequency of the two harmonic sound waves?
A)10.0 Hz
B)0.200 Hz
C)5.00 Hz
D)2.50 Hz
E)1.25 Hz

Two Harmonic Sound Waves Reach an Observer Simultaneously