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For other uses, see Poncelet (disambiguation).
The poncelet (p; named after Jean-Victor Poncelet) is an obsolete unit of power, once used in France and replaced by cheval vapeur (cv, metric horsepower). The unit was named after Jean-Victor Poncelet.
- 1 p
- = 980.665 W = 1⅓ cv (metric hp) = 1.315 hp (traditional horsepower)
- François Cardarelli, Encyclopaedia of Scientific Units, Weights and Measures: Their Si Equivalences and Origins, Springer, 2003, ISBN 185233682X, page 527