Puissance

Tags

Cegep1

Mechanics

Word count

37 words

Reading time

1 minute

Travail par temps
Sym. $P$

\begin{aligned} P (t) & = \frac{d W}{d t} & = \frac{d}{d t} (\vec{F} \cdot d \vec{r}) & = \vec{F} \cdot \vec{v} \\ P_{m} & = \frac{W}{Δ t} & = \frac{\vec{F_{m}} \cdot Δ \vec{r_{m}}}{Δ t} & = \vec{F_{m}} \cdot \vec{v_{m}} \\ [P] & = V \end{aligned}

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