Differences
This shows you the differences between two versions of the page.
| Next revision | Previous revision | ||
| 183_notes:examples:momentumslow [2014/07/10 14:31] – created caballero | 183_notes:examples:momentumslow [2014/07/10 14:33] (current) – [Solution] caballero | ||
|---|---|---|---|
| Line 2: | Line 2: | ||
| ====== Example: Calculating the momentum of a slow-moving object ====== | ====== Example: Calculating the momentum of a slow-moving object ====== | ||
| - | A [[http:// | + | A [[http:// |
| ==== Setup ==== | ==== Setup ==== | ||
| Line 11: | Line 11: | ||
| * The Ford Pinto is in motion | * The Ford Pinto is in motion | ||
| - | * It has a velocity, $\vec{v}_{car} = \langle 22.35, 0, 1.06\rangle\:\dfrac{m}{s}$. | + | * It has a velocity, →vcar=⟨22.35,0,1.06⟩ms. |
| | | ||
| === Lacking === | === Lacking === | ||
| Line 31: | Line 31: | ||
| We compute the momentum vector. | We compute the momentum vector. | ||
| - | $$\vec{p} = m_{car} \vec{v}_{car} = (884.05 kg) \langle 22.35, 0, 1.06\rangle\:\dfrac{m}{s} = $$ | + | $$\vec{p}_{car} = m_{car} \vec{v}_{car} = (884.05 kg) \langle 22.35, 0, 1.06\rangle\dfrac{m}{s} = \langle 1.98 \times 10^4, 0, 9.37 \times 10^2\rangle \dfrac{kg\: |