In non-uniform circular motion, the ratio of radial acceleration to tangential acceleration is (where $V$ is the velocity, $r$ is the radius, and $\alpha$ is the angular acceleration).

  • A
    $\frac{V^2}{\alpha r^2}$
  • B
    $\frac{V^2}{r^2\alpha}$
  • C
    $\frac{r^2\alpha}{V^2}$
  • D
    $\frac{r\alpha^2}{V^2}$

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