A wave on a string has a frequency of 100 Hz and travels at a speed of 24 m/s. The minimum distance between two points with a phase difference of 60^o is A) 0.040 m. B) 0.12 m. C) 0.14 m. D) 0.24 m. E) 25 m.

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Quizplus · Accepted Answer

The minimum distance between two points with a phase difference of 60^o is given by:$$\lambda = \frac{v}{f} = \frac{24 \ m/s}{100 \ Hz} = 0.24 \ m$$$$\Delta x = \frac{\lambda}{6} = \frac{0.24 \ m}{6} = 0.040 \ m$$

A Wave on a String Has a Frequency of 100