a machine that can continue to do work indefinitely without drawing energy from some external source; impossible under the law of conservation of energy
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perpetual motion machine::noun | Spocien Dictionary
| Type | Words |
|---|---|
| Type of | machine |
Examples of perpetual motion machine
perpetual motion machine
I may as well have suggested a perpetual motion machine to Lord Kelvin himself.
From the scienceblogs.com
Absent the development of an almost perpetual motion machine, say goodbye to that.
From the thenewstribune.com
Conceptual design for a perpetual motion machine by Bhaskara II dates to 1150.
From the en.wikipedia.org
The bacteria farm proposal is the biological equivalent of a perpetual motion machine.
From the newscientist.com
Yet there's something akin to a perpetual-motion machine at work here.
From the businessweek.com
We now know that there is no such thing as a perpetual motion machine.
From the dispatchpolitics.com
They would like us to think that they have a perpetual motion machine.
From the businessweek.com
A real-life whirlybird, Eckstein is a perpetual motion machine when comes to the plate.
From the usatoday.com
On the other hand, I wonder why the device wasn't peddled as a perpetual motion machine.
From the newscientist.com
