Write an experiment to demonstrate that sound needs a medium to travel – InterviewSolution

1.

Write an experiment to demonstrate that sound needs a medium to travel?

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Answer:

Bell-jar experiment demonstrates that sound needs a medium for its propagation. Take an ELECTRIC bell and an air TIGHT glass bell jar CONNECTED to a vacuum pump. Suspend the bell INSIDE the jar, and press the switch of the bell. You will be able to hear the bell ring.

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