Uniform Circular Motion Quiz

$\vec{a}_r = -\frac{v^2}{r}\hat{r}$

$\vec{a}_r = -\omega^2 \vec{r}$ (correct)

$\vec{a}_r = \omega^2 \vec{r}$

$\vec{a}_r = \frac{v^2}{r}\hat{r}$

Angular velocity and linear velocity

Position vector and radius

Angular velocity and position vector (correct)

Linear velocity and radius

$a = -\frac{v^2}{r}$

$a = -\omega^2 r$

$a = \omega^2 r$ (correct)

$a = \frac{v^2}{r}$

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