Mean Free Path in Acoustics
In an otherwise empty cavity, the mean free path of a single particle bouncing off the walls is:
where V is volume of the cavity and S is total inside surface area of cavity. This relation is used in the derivation of the Sabine equation in acoustics, using a geometrical approximation of sound propagation.
Read more about this topic: Mean Free Path
Famous quotes containing the words free and/or path:
“A counterfeiting law-factory, standing half in a slave land and half in a free! What kind of laws for free men can you expect from that?”
—Henry David Thoreau (1817–1862)
“Although personally I am quite content with existing explosives, I feel we must not stand in the path of improvement.”
—Winston Churchill (1874–1965)
Related Phrases
Related Words