Cheval Vapeur

Metric horsepower.

A unit of power representing that required to raise a 75kg mass 1 metre in 1 second.

1 cheval vapeur (ch)=1 PS 1 ch=735.5 W
1 ch=0.986 hp 1 ch=75 kgf m s-1

See also: Horsepower, Power.

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Subjects: Mechanical Engineering