In a liquid with a density of 1050 kg/m3, longitudinal waves with a frequency of 450 Hz are found to have a wavelength of 7.90 m
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Answer:
The frequency is
Explanation:
From the question we are told that
The frequency of the tuning fork is
The beat period is
Generally the beat frequency is mathematically represented as
The beat frequency is also represented mathematically as
Where is the frequency of the piano
So