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4 votes
Why does a vibrating simple pendulum not produce any sound

asked
User Aaron K
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7.9k points

1 Answer

1 vote
The main reason is that the human ear doesn't hear sounds that are
made of less than about 20 or 30 vibrations per second.

Have you ever seen a pendulum swinging that fast ? ! ?
answered
User Jesse Shieh
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8.1k points