Chapter 14, Problem 86GP

Hearing a Good Hit Physicist Robert Adair, once appointed the “official physicist to the National League” by the commissioner of baseball, believes that the “crack of the bat” can tell an outfielder how well the ball has been hit. According to Adair, a good hit makes a sound of 510 Hz, while a poor hit produces a sound of 170 Hz. What is the difference in wavelength of these sounds?