When you stir a tea or coffee cup, the spoon makes a noise that increases in pitch the longer you stir. If you stir indefinitely, will

When you stir a tea or coffee cup, the spoon makes a noise that increases in pitch the longer you stir. If you stir indefinitely, will the noise keep getting higher, or will it reach a peak pitch? Will something else happen? You can check the answer of the people under the question at Quora …

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