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revolutions per minute

   Also found in: Dictionary/thesaurus, Medical, Acronyms, Wikipedia, Hutchinson 0.03 sec.
(unit)revolutions per minute - (rpm, rarely: rotations per minute) A unit of angular velocity.
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Next, they centrifuge the materials for hours at tens of thousands of revolutions per minute.
Teasing apart nanotubes: fast-spun carbon fibers may feed an industry by Weiss, P. / Science News
For example, a computer measures engine revolutions per minute and translates that information into a digital code.
In the shop by Anderson, Dan / Farm Journal
Traditional flywheels can lose energy and break down through the friction created by the spinning wheel, but the flywheels developed by Pentadyne minimize that problem two ways: they are made of light-weight carbon fiber and are electromagnetically suspended, meaning they don't touch anything as they spin at 54,000 revolutions per minute (several times faster than a Formula 1 race car engine).
Big spin: Pentadyne Power Corp. is poised to rack up significant ... by Greenberg, David / Los Angeles Business Journal
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