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Explain Bell jar experiment to prove that sound needs a medium to travel ?
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Explain Bell jar experiment to prove that sound needs a medium to trav...
In this experiment with take a bell which we keep in a jar and joins it with a vaccum pump. then we switch on the bell the sound will come to us then start vaccum pump . we will observe that after some time sound stops because there is complete vaccum created. hence it is proved.
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Explain Bell jar experiment to prove that sound needs a medium to travel ?
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