Question

You have a tuning fork of unknown frequency. When you ring it alongside a tuning fork with known frequency of 360 Hz, you hear beats at a frequency of 10 Hz. When you ring it alongside a tuning fork with known frequency of 347 Hz, you hear beats at a frequency of 3 Hz. What is the unknown frequency?

Answers

Damon
You hear the difference so

1. could be 370 or 350

2. could be 350 or 344

so it is 350
Damon
You better google "beat frequency" !

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