Centripetal force on a particle in terms of its angular momentum

1. A.
   $F = \frac{L}{mr^2}$
2. B.
   $L = m^2Fr^2$
3. C.
   $\frac{L^2}{m} = Fr^3$
4. D.
   $FL^3 = mr^2$

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1. A.
   $\frac{L^2}{mr}$
2. B.
   $\frac{L^2}{mr^3}$
3. C.
   $\frac{mL^2}{r}$
4. D.
   $\frac{L^2}{mr^2}$

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