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It can be physical or non-physical.

2007-02-27 12:43:54 · 3 answers · asked by Darth Jhon 3 in Science & Mathematics Physics

3 answers

1. Mordern Jets

2. Speed of sound.
Sound travels approx at the speed of 330 meters /sec
That makes speed of sound at 1188 km/hour or 742.5 miles/hour.

2007-02-27 13:17:25 · answer #1 · answered by JT 2 · 1 0

Jet airliners; that is roughly the high cruising speed of a B747.

2007-02-27 20:49:13 · answer #2 · answered by Vincent G 7 · 0 0

I would say most modern jet planes.

2007-02-27 20:46:56 · answer #3 · answered by Mr Hex Vision 7 · 0 1

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