The First Plane To Fly big tom pub Faster Than The Speed Of Sound
A shockwave always travels faster than the speed of sound, when it slows to the speed of sound it is then normal sound waves. I am not definite about why it is faster than sound but I imagine there is increased energy density “pushing” the sound waves faster than they travel normally. It could fly at speeds over twice the speed of sound, cutting London to New York flights down to under three hours. (more…)