williamsdre42 williamsdre42

26-02-2024
Physics

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A person stands 7.00 m from a speaker, and 9.00 m from an identical speaker. What is the frequency of the third (n=3) interference minimum (destructive)? (Hint: v = xf = 343 m/s)

a) 8.53 Hz
b) 9.45 Hz
c) 10.36 Hz
d) 11.27 Hz

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