Biology, asked by archanasin832, 10 months ago

bell jar experiment result and conclusions... plzz give me the answer of this question

Answers

Answered by HeroicGRANDmaster

Explanation:

An electric bell is suspended inside an airtight glass bell jar connected to a vacuum pump. When a vacuum is achieved inside the jar, the sound of the bell will not be heard. Conclusion- We can infer that sound needs a material medium for its travel.

And bla bla bla!!

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