Small drops form a big drop with an energy loss of 3E: number of small drops

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

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1. A.
   $\dfrac{4R}{r^2}$
2. B.
   $\dfrac{4R}{r}$
3. C.
   $\dfrac{2R^2}{r}$
4. D.
   $\dfrac{4R^2}{r^2}$

Tap an option to check your answer.