Énergie

Tags

Physics/Mechanics

Chem

Sec/4

Cegep/1

Cegep/2

Word count

44 words

Reading time

1 minute

State function
Sym. $E$

Loi de la conservation d'énergie dans un système isolé :

$$\sum E_i=\sum E_f$$

- Analyse dimensionnelle

$$\begin{array}{rl}[E]& =\left[\frac{1}{2}m{v}^2\right]\\ & =\mathrm{kg}\cdot {\left(\frac{\mathrm{m}}{\mathrm{s}}\right)}^2\\ & =J\end{array}$$

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Ajitani Hifumi

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