Question:
A tuning fork of known frequency 256 Hz makes 5 beats per
Last updated: 6/20/2023
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A tuning fork of known frequency 256 Hz makes 5 beats per second with the vibrating string of a piano The beat frequency decreases to 2 beats per second when the tension in the piano string is slightly increased The frequency of the piano string before increasing the tension was A 256 5Hz B O 256 2Hz C 256 2Hz