Question

In sound wave propagation,

1. vibration of particles does not exist

2.direction of vibration of particles is perpendicular to the direction of energy

3.direction of vibration of particles is same as the direction of energy

4. particles of the medium do not exist

choose the correct answer
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Answer 1

I think

3..direction of vibration of particles is same as the direction of energy

Answer 2

Answer:

3.

Explanation:

I think this is the answer

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