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05-08-2017
Physics

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A jet travels 300 km in 15 minutes. did it break the sound barrier?

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PhosphoricBronze PhosphoricBronze

05-08-2017

15 min = 900 sec
So the plane travels 300 km per 900 sec or 1/3km per sec. This is rouhgly 333m/s. The sound barrier, however, is approximately 340m/s

So, my answer is NO

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