Physics, 23.06.2021 01:00 lillovecandy
On a nice summer day when the temperature is 23 C, you purse your lips and whistle across the top of an o empty pop bottle that is 29 cm tall. What must be the frequency of your whistle to make the air in the bottle vibrate in the fourth resonant length?
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On a nice summer day when the temperature is 23 C, you purse your lips and whistle across the top of...
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