m5onshyanlu m5onshyanlu

02-02-2017
Physics

contestada

Which speed is at the sound barrier?

5 m/s

257 m/s

3.0 x 10⁸ m/s

343 m/s

Respuesta :

edaigle21 edaigle21

17-12-2018

The speed at the sound barrier is 343 m/s

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Аноним Аноним

12-03-2019

343 m/s.....................

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