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Physics
Physics
Problem
Three sound waves of equal amplitudes have frequencies
(
n
−
1
)
(n - 1)
(
n
−
1
)
,
n
n
n
,
(
n
+
1
)
(n + 1)
(
n
+
1
)
. They superimpose to give beats. The number of beats produced per second will be:
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