Sound cannot travel through vacuum and demonstrate by an experiment
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The experiment is done by placing an electrical bell in the bell jar. ... However, the sound is not audible to our ears because of the vacuum inside the jar. This demonstrates that the sound wave cannot travel through vacuum. That is, a sound wave needs a material medium for its propagation.
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2
Answer:
The experiment is done by placing an electrical bell in the bell jar. ... However, the sound is not audible to our ears because of the vacuum inside the jar. This demonstrates that the sound wave cannot travel through vacuum. That is, a sound wave needs a material medium for its propagation.
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