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Re: [Phys-l] Reversible versus quasi-static processes (was Re: PV question)

Distantly related?

In both cases the idea is to make very different initial and end points gradually; no, yes?

bc thinks a very large cross section porous plug would work fine as a muffler.

p.s. the vacuum pump's brass wool filled cylinder oil catcher acts as a muffler also.

On 2010, Jan 24, , at 14:07, John Denker wrote:

Real-world _mufflers_ use a somewhat similar structure,
for a distantly-related purpose.