the beat frequency decreases to 2 beats/s. What is the frequency of fork A ?

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A tuning fork A of unknown frequency produces 5 beats/s with a fork of known frequency 340 Hz. When fork A is filed, the beat frequency decreases to 2 beats/s. What is the frequency of fork A ?
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A tuning fork A of unknown frequency produces 5 beats/s with a fork of known frequency 340 Hz. When fork A is filed, the beat frequency decreases to 2 beats/s. What is the frequency of fork A ? A tuning fork A of unknown frequency produces 5 beats/s with a fork of known frequency 340 [...]
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