Physics, 08.07.2020 14:01, tiwaribianca475
Why is it that a bell in a sealed bell jar (a) can be heard when the jar is full of air? (b) can not be heard when a vacuum is created in the jar?
Answers: 2
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Why is it that a bell in a sealed bell jar (a) can be heard when the jar is full of air? (b) can not...
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